Definition of cool in English:

cool

adjective

  • 1Of or at a fairly low temperature.

    ‘it'll be a cool afternoon’
    ‘the wind kept them cool’
    • ‘Debbie's having air con installed today at work so it should be a bit better over there, I'll just have to direct my fan on to the air con unit to keep it cool!’
    • ‘Her hands felt cool against his burning skin as she lifted his arm.’
    • ‘It was the last day of October, a chilly afternoon with cool winds blowing in from the ocean.’
    • ‘Bring in pots of fuchsia and pelargoniums and keep them in a light, cool frost - free place.’
    • ‘The air was cool against their skin, contrasting with the heat inside the passageway.’
    • ‘Unseasonably cool weather also contributed to track records in four competition categories.’
    • ‘If grain is stored into the following summer, run fans only at night when the temperature is fairly cool.’
    • ‘However, up in the mountainous region like this also brought cold wind and cool temperature.’
    • ‘By cool room temperature I mean an unheated castle in the English countryside in December.’
    • ‘I smiled and climbed the ladder into the hay loft, shivering in the refreshingly cool air.’
    • ‘Leave until cool enough to handle, then peel them and cut into wedges.’
    • ‘By the 27th, a strong cold front would be bringing strong winds and very cool temperatures.’
    • ‘Convection is the dissipation of heat when relatively cool air passes over exposed skin.’
    • ‘The weather was cool enough to wear pants, but not yet cold enough for a jacket.’
    • ‘It was late afternoon, and fairly cool, but the USAID official was sweating heavily.’
    • ‘We have been getting good afternoon showers with fairly cool nights, a welcome change from the heat.’
    • ‘Keep the water cool because the body absorbs water at a cool temperature quicker than if very cold or hot.’
    • ‘The North Sea's cool surface temperature keeps eastern areas colder than those further west.’
    • ‘When buying seeds look at where and how the seed is stored - cool, dry positions are best.’
    • ‘It was a beautiful fall day, the kind where the temperature is cool but not too chilly, so you can get away with wearing your jacket open.’
    chilly, cold
    View synonyms
    1. 1.1 Soothing or refreshing because of its low temperature.
      ‘a cool drink in the leafy shade’
      figurative ‘the bathroom was all glass and cool, muted blues’
      • ‘I knew it was an oasis of cold drinks, cool grasses and music in the park.’
      • ‘Jabu bathed his feet in the cool refreshing river as the cows drank their fill.’
      • ‘He splashed the water on his face and found it refreshingly cool, he dipped his head under and felt the chill run through his body.’
      • ‘Brian filled the glass with nice, cool, fresh beer.’
      • ‘The ocean air was refreshing and a cool breeze had tempered the thick Hawaiian heat.’
      • ‘He said putting the top of the can on his lips, enjoying the cool refreshing drink.’
      • ‘And that would be more refreshing than a cool, crisp cola on a hot summer's day.’
      • ‘It's as if your body is charged with new energy when you bend down on hands and knees, cup your hands and drink the cool, fresh liquid.’
      • ‘We then went for a stroll through the village, and had a cool, refreshing drink in a bar, before going back to collect our bags for the night.’
      • ‘He then took off his glasses and started to bring the cool refreshing water up to his face.’
      • ‘She was drinking the cool, crisp water before the beginning of the journey.’
      • ‘A pleasantly cool breeze was drifting in though the half-open window behind Maui.’
      • ‘At such times, the tongue and the throat crave for nothing more than a long drink of fresh, cool water.’
      • ‘The cool refreshing water moistened his throat and gave him chills down his back.’
      • ‘After the initial shock of the cold, she found the water rather cool and refreshing.’
      • ‘The cool and refreshing water caressed his lips, he drank but as he swallowed, his throat sent searing pain to his brain.’
      • ‘The beer had been refreshingly good, like a cool breeze in a glass, and I had another.’
      • ‘It was cool enough to be refreshing but not so cold that you froze.’
      • ‘I closed my eyes again and imagined myself in a cool, refreshing blue pool.’
      • ‘Glasses of blissfully cool water were brought forth and each gulped the refreshment down like a castaway.’
      chilly, cold
      View synonyms
    2. 1.2 (especially of clothing) keeping one from becoming too hot.
      ‘wear your cool, comfortable shirts’
      • ‘Caroline was wearing a cool summer dress.’
      • ‘Cool, cotton clothes are a must in the heat and humidity, but cover up to visit palaces and temples.’
      • ‘I remembered that my father wore velvet coats in the winter and cool shirts in the summer.’
      • ‘Light, comfortable, and cool clothing is a must for carnival in Jamaica.’
      • ‘The enemy were strong, and could easily fight in the sun in their surprisingly cool robes.’
  • 2Showing no friendliness toward a person or enthusiasm for an idea or project.

    ‘he gave a cool reception to the suggestion for a research center’
    • ‘His relationship with his wife has broken down and his two sons are distant and cool with him.’
    • ‘However, the idea has received a cool reception from employers, who believe it is unrealistic for all but a very few companies and employees.’
    • ‘Throughout his life Louis treated her with a cool reserve.’
    • ‘Most environmental non-governmental organisations have been cool to the idea of funding rehabilitation projects.’
    • ‘The government s plan to provide corporations with tax incentives to employ new workers over the next three years, starting from this year, has been generally greeted with a cool response.’
    unenthusiastic, lukewarm, tepid, indifferent, apathetic, half-hearted, negative
    View synonyms
    1. 2.1 Free from excitement or anxiety.
      ‘he prided himself on keeping a cool head’
      ‘she seems cool, calm, and collected’
      • ‘The Swede is known for keeping a cool head but said this was his nature, although bosses owe it to their teams to be confident and positive.’
      • ‘It's not often, especially in recent times, that his team have looked so cool and unruffled.’
      • ‘Despite these additional pressures, the bride-to-be is keeping a cool head.’
      • ‘He's so cool, calm and collected that he keeps me in check.’
      • ‘His voice cracks with emotion as he tries to retain his cool composure.’
      • ‘Although he sensed a stew of emotions bubbling beneath her cool exterior, she never gave a sign of them in her eyes.’
      • ‘The one Sunderland player who remained cool under this pressure was Thomas Sorenson.’
      • ‘As an actor, Richardson conveys just the right kind of austere intelligence where cool logic triumphs over emotion every time.’
      • ‘I wanted to be cool, calm and collected; at least in front of my audience.’
      • ‘It is legislation that has been driven by reaction and by emotion rather than cool thought.’
      • ‘I try to be cool, calm and collective even in some severely testing situations.’
      • ‘He is cool and controlled.’
      • ‘Britain's first mainstream female football presenter is cool, poised and confident.’
      • ‘His voice was so calm, so cool and collected, I almost felt close to swooning.’
      • ‘As difficult as it is to go against your instincts and emotions, you must control them and keep a cool head.’
      • ‘His goal was reward for keeping a cool head and desperately trying to be in the right place at the right time.’
      • ‘He was calm, cool and collected, working fast without emotion, just like the others.’
      • ‘Now ambulance staff have praised the Wigginton youngster for keeping a cool head and raising the alarm.’
      • ‘The World Cup will test Logan's nerve, show if she can stay cool under pressure.’
      • ‘King can make plays with his feet, which Gruden loves, and he's very cool under pressure.’
      calm, cool, calm, and collected, composed, as cool as a cucumber, collected, cool-headed, level-headed, self-possessed, controlled, self-controlled, poised
      View synonyms
    2. 2.2 (of jazz, especially modern jazz) restrained and relaxed.
      • ‘His book does not deal with the offshoots of bebop, such as cool jazz, hard bop, modal jazz, free jazz and fusion.’
      • ‘When the band plays, the jazz is cool, the atmosphere is laid-back and the bar service is quiet but efficient.’
      • ‘Even today, more than 40 years since it was first cut, it's still one of the most iconic tracks to come out of jazz's cool school.’
      • ‘Throw in waltzes, cool jazz, quasi-hymns, slinky beats and some country, and this might be the man's most musically diverse album.’
      • ‘The gazebo of the amphitheatre was the perfect setting for their ethereal fusion of cool jazz and old-time calypso.’
  • 3informal Fashionably attractive or impressive.

    ‘I always wore sunglasses to look cool’
    • ‘On Waltz Across America, the band comes together for a very cool live collection of some of their biggest and best songs.’
    • ‘It was a hot basement but a cool crowd, free wine, very nice shop, and really good discussion afterwards.’
    • ‘I've never been near here before, but the lights of Sydney look so cool at night.’
    • ‘Across the road is the Turbine Hall, also a cool music venue.’
    • ‘I eventually went insane but I sure collected a lot of free cool stuff.’
    • ‘I want to devote my thirties to having babies, minding them and being free from the constant pursuit of cool clothes.’
    • ‘You will win a really cool prize. A prize so cool, I can't even tell you what it is at risk of upsetting contestants who don't win.’
    • ‘Who is going to replace her as the model of cool, trendy fashion on TV?’
    • ‘It's still cool that we get free memberships and extra bandwidth and whatnot.’
    • ‘Still there was an end aim, a cool bar and cool free food and cool company.’
    • ‘You could get a lot of cool free stuff from the manufacturers.’
    • ‘It is a very cool collection of photographs from around New York.’
    • ‘One of the coolest bands of the 1970s has survived to still make cool music.’
    • ‘They had great food, there was always a good environment, and they played cool music in the background.’
    • ‘Her style is different from anyone else I know, which made her totally cool in my book.’
    • ‘Certainly, as a corrective to some of the more po-faced excesses of cool London club culture, rave was a blast of fresh air, an important rupture.’
    • ‘The music is cool, with decent people depending on the night and great bartenders.’
    • ‘Be happy that you found someone cool to hang out with.’
    • ‘There's just something so cool about a band doing a free in-store performance.’
    • ‘It's an unpretentious medley of old and new - the perfect antidote to the self-consciously cool bars of Dublin.’
    fashionable, stylish, chic, up to the minute
    View synonyms
    1. 3.1 Excellent.
      [as exclamation] ‘a computer you didn't even have to plug in. Cool!’
      • ‘They are however looking for other indie kids who are unique in exactly the same way as them - cool, huh?’
      • ‘Tomorrow I also get to see my nephew again for the first time in a month and a half - cool!’
      • ‘I didn't know all planets and planetoids were officially supposed to be named after gods of mythology - cool!’
      very good, superb, outstanding, magnificent, of high quality, of the highest quality, of the highest standard, exceptional, marvellous, wonderful, sublime, perfect, eminent, pre-eminent, matchless, peerless, supreme, first-rate, first-class, superior, superlative, splendid, admirable, worthy, sterling, fine
      View synonyms
    2. 3.2 Used to express acceptance or agreement.
      ‘if people want to freak out at our clubs, that's cool’
  • 4a cool ——informal Used to emphasize a specified quantity or amount, especially of money.

    ‘a cool $15,000 to buy the franchise’
    • ‘It’s got a top speed of 185 and would cost you a cool £110,000 to drive off the forecourt.’
    • ‘A two-piece suit from this guy comes in at a cool two grand, so is unlikely to be realistic unless I win the lottery.’
    • ‘Belfast’s bid to become the European Capital of Culture in 2008 could cost a cool £150 million’

noun

  • 1the coolA fairly low temperature.

    ‘the cool of the night air’
    • ‘Again, Saoirse shivered pleasantly, enjoying the cool of his hands against her warm, humming skin.’
    • ‘It was night now, I could feel the cool of night in the air, and smell it in the breeze.’
    • ‘There, we fished the ocean from the beaches, waiting until the sunbathers had cooked themselves enough first and the evening cool arrived.’
    • ‘She sat well back from the fire; the night cool had not set in yet.’
    • ‘All was forgotten in the evening cool of the Greek capital for a few hours at least.’
    • ‘Pushing back the sheets, Loraine lay on her back, staring about at the shadowed room in the pale cool of night.’
    • ‘In the summer he is sheltered from heat and flies during the day while turning out at evening to enjoy the cool.’
    • ‘Emma was shocked at the electricity that had passed between them, an instant heat despite the cool of the June night.’
    chill, chilliness, coldness
    View synonyms
    1. 1.1 A time or place at which the temperature is pleasantly low.
      ‘the cool of the evening’
      • ‘In the cool of the evening as the day winds down, they gather again for a cold beer or a Pernod.’
      • ‘Now that the sun has set and the cool of the evening has come, some of the warmth we absorbed is flowing back towards her.’
      • ‘Autumn hits hard here and the windows are blurred in the cool of the night but over the mountains there is blue sky and promise of a warm day to burn away the mist.’
      • ‘He is really on his way to pick berries, isn't he, in the cool of the morning.’
      • ‘Greece is hot in the summer, so make like the locals: take long siestas, then stay up late, letting the kids play in the cool of the night while you linger in a taverna.’
      • ‘It's best then to fish in the cool of the dawn or even at night when they are actively on the rampage.’
      • ‘Sometimes a few small boys are scrabbling about on a road or an old lady is sitting out in the cool of an evening.’
      • ‘I wandered round the town yesterday evening, and it seemed as if everybody was out and about enjoying the relative cool of the evening.’
      • ‘As they sit at the openings of their tents in the cool of the summer evening, on the completion of a long journey, they break out into song.’
      • ‘Shivering in the cool of the night, she wrapped her arms around her, running her hands along the goosebumps on her arms.’
      • ‘The lizards are active for several hours during the relative cool of morning and again in the early evening.’
      • ‘He did not read it, nor even glance at it, but put it straight into the fire the slaves had so painstakingly built up against the cool of the evening.’
      • ‘That girl had walked with Carlos once down this avenue, once in the cool of the evening, to see a foreign film.’
      • ‘In the cool of the evening I made my way back to the Ramblas, and took up station among the buzzing crowds for the Giants' Parade.’
      • ‘There were plenty of choices and in the cool of the evening it was inviting to just sit there and enjoy.’
      • ‘What better way to end a hot summer's day than to sit back to enjoy the cool of the evening with the latest gripping novel.’
      • ‘She went outside to mooch around the garden in the cool of the night.’
      • ‘With a bit of effort you rise from you seat and wander out into the cool of the night.’
      • ‘Summers at Valley Forge are miserably hot and sticky - not at all like the breezy cool of the Kenyan highlands.’
      • ‘In the cool of the evening, the inn was abuzz with activity.’
  • 2Calmness; composure.

    ‘he recovered his cool and then started laughing at us’
    • ‘Hopefully, he'll recover his stony-faced cool in time to thwart the intergalactic threat.’
    • ‘For all her cool and calmness, she liked insulting my older brother.’
    • ‘What it's all about really is keeping your cool under pressure in the sunny days ahead.’
    • ‘Jason was shocked, he had never seen Vanessa lose her cool and show an emotion.’
    • ‘His point guard play is a picture of composure and cool.’
    • ‘Losing her temper and cool with the various journalists tasked to interview her seemed only to increase the public's antipathy towards her as a mother.’
  • 3The quality of being fashionably attractive or impressive.

    ‘all the cool of high fashion’
    • ‘Now Giorgio Armani, one of the world's most influential fashion designers, is bringing his unique brand of Italian cool to Edinburgh.’
    • ‘Topshop was one of the pioneers of turning catwalk cool into high street hip, and it has been hailed as Fashion Retailer Of The Year, not once but twice.’
    • ‘Casual fashion from the 70s and 80s is the latest street cool, apparently.’

verb

  • 1Become or cause to become less hot.

    [no object] ‘we dived into the river to cool off’
    figurative ‘his feelings for her took a long time to cool’
    [with object] ‘cool the pastry for five minutes’
    • ‘At the end of the treatment, the samples were rapidly cooled to room temperature.’
    • ‘Remove the cake from its tin and leave to cool on a cooling rack.’
    • ‘Drain, reserving one cup cooking liquid, and cool to room temperature.’
    • ‘The downpour cooled off the searing heat but failed to ease the city's looming water shortage.’
    • ‘Turn out on a rack to cool completely, then chill for at least two hours before serving.’
    • ‘After they had cooled off in the sea, everyone walked over to the rocky side of the shore.’
    • ‘I'll return to the tidying and cataloguing when the weather cools down a bit.’
    • ‘It started to cool off today, at last, much to Dolly's relief.’
    • ‘The molten lava in contact with the air cools quickly to form a skin over the flow.’
    • ‘It was scorching hot and, at some point in the afternoon when we'd all drunk a lot, some of the lads decided that it was time to cool off in the pool.’
    • ‘We let these cool on the cooling rack and we made the icing.’
    • ‘Remove from the oven and set aside to cool in the tin.’
    • ‘The weather was beginning to cool, and the wind was blowing gently throughout the bushes and trees.’
    • ‘Remove from heat once this temperature is reached, cool and store for use as needed.’
    • ‘While humans try to cool off under the fan and the more fortunate in air-conditioned rooms, the wild and domestic animals are not so lucky.’
    • ‘The weekend's fine weather was good news for Yorkshire's tourist industry and, of course, the baking heat sent many in search of ways to cool off.’
    • ‘You couldn't imagine a hotter location during the day, but at night it cooled off.’
    • ‘The temperatures rarely reach into the 90s during the day and cool off dramatically at night.’
    • ‘If the weather is a bit warm, do the baking earlier and let the vegetables and cheese cool to room temperature before serving.’
    • ‘Some were using the fountains to cool off because it was so hot!’
    chill, refrigerate, make cold, make colder
    get cold, get colder, cool down, lose heat
    View synonyms
    1. 1.1 Become or cause to become calm or less excited.
      [no object] ‘after I'd cooled off, I realized I was being irrational’
      [with object] ‘George was trying to cool him down’
      • ‘Vicky breathed in the calm night air, but no amount of tranquility could cool her off.’
      • ‘I am just going to take a month off to give him time to cool off a little and think twice about his insane plan.’
      • ‘We well understood that it was to cool us down, to take the wind out of our sails.’
      • ‘By time he had gotten his food and sat down at a table in the corner, he had cooled off a bit.’
      • ‘Jean had hopefully cooled off from this morning, and Roger didn't want to anger her again by being late.’
      • ‘He would allow her to come back to him after she cooled off, and he would say nothing of it.’
      • ‘The police were called to restore calm as Lee cooled down in the changing rooms.’
      • ‘Eventually some of the remarks got a bit unpleasant and the ability to comment was temporarily suspended to allow everyone time to cool off.’
      • ‘They eventually calmed me down a bit, told me to leave the area and cool off.’
      • ‘The agreement appeared to cool off tempers among local pensioners, as no rallies were reported in the Moscow region on Thursday.’
      • ‘Try not to bold it against her if she needs more time than you to cool off.’
      • ‘But at least with letters you have time to cool off or sober up before you send an insulting missive winging through the ether.’
      • ‘"He is quick to anger, but he cools down very fast, " said an association office bearer.’
      • ‘Antony drove them back to the shed, he had cooled off a bit, and was in the process of changing the subject.’
      • ‘We literally had to pin him down until he cooled off.’
      • ‘Mr Smith said that the drivers could have walked out on Christmas Eve but had decided to choose New Year's Day to give all parties a chance to cool off.’
      • ‘There is need to cool off our tempers and stop fanning the embers of dissent and revolt for united we shall stand and divided we shall surely fall.’
      • ‘Maybe by the time school let out and she came home from work she would have cooled off a bit.’
      • ‘Just don't let it warm your heart so much that you let your anger cool.’
      • ‘By the time lunch came around Aliena had cooled down and was hoping she stayed that way.’
      calm down, recover one's self-control, regain one's self-control, recover one's composure, regain one's composure, compose oneself, control oneself, pull oneself together, simmer down
      View synonyms
    2. 1.2cool down Recover from strenuous physical exertion by doing gentle stretches and exercises; warm down.
      • ‘Before and after the test, be sure to walk for several minutes to let your body warm up and cool down.’
      • ‘Always warm up before activity, stretch gently and cool down at the end of exercise.’
      • ‘It also features a warm up and cool down section, lasting six minutes each.’
      • ‘Just as Bethany began to tell her story, the team was ordered back into the pool for a cool down set.’
      • ‘He had just finished sparring, and was doing a little freestyle to cool down a bit.’
      • ‘All the teams ran up to the pavilion to get some Gatorade and cool down before the next game began.’

Phrases

  • cool one's heels

    • Be kept waiting.

      • ‘Why does Irwine want Adam to cool his heels for ten days, doing nothing?’
      • ‘You could make an appointment with your doctor for the day after tomorrow - and then cool your heels for 40 minutes in an overheated waiting room.’
      • ‘When I finally get to them after they've been cooling their heels for five or ten minutes they generally drop a dollar on the bar.’
      • ‘Well, drivers will have to cool their heels in traffic.’
      • ‘And all this while the King of Spain was left cooling his heels at the bar.’
      • ‘The reporters who stay cool their heels in the lobby.’
      • ‘There we all were, cooling our heels in a hotel lobby waiting for our first appointments of the day.’
      • ‘Perhaps cooling his heels all these years was worthwhile.’
      • ‘But she can just cool her heels.’
      • ‘Joburgers will have to cool their heels with some freezing weather this month, before the summer rains set in.’
  • cool it

    • informal [usually in imperative]Behave in a less excitable manner.

      ‘“Cool it and tell me why you're so ecstatic.”’
      • ‘I got a certificate saying I've been admitted to the bar, and I've even got a wig, so cool it!’
      • ‘If you're not careful you'll be too tired to even lift the crown, cool it!’
      • ‘I ask him to cool it, but he doesn't calm down that easily, so I think it's about something else.’
  • keep (or lose) one's cool

    • informal Maintain (or fail to maintain) a calm and controlled attitude.

      • ‘The next time something is pushing you to the boiling point, stop and think before you lose your cool and blow up.’
      • ‘We'll teach you how to keep your cool and stay calm in tight situations.’
      • ‘He's trying to get control by making me lose my cool.’
      • ‘I finally lost my cool and told a youngster who'd been particularly loud and obnoxious to sit down and be quiet or I'd have him removed by theater staff.’
      • ‘Despite the fact that he was vastly outnumbered John never lost his cool, stayed calm and came away with a deserved victory.’
      • ‘There are two kinds: people who freak out, and people who keep their cool.’
      • ‘William somehow managed to keep his cool and retain control of their car.’
      • ‘He has kept remarkably calm, refusing to lose his cool in the face of constant provocation.’
      • ‘Jake was cowering under the bridge, shivering, and panting, but trying to keep his cool and not blow his cover.’
      • ‘She had to stay calm and keep her cool before the match.’
      become very angry, fly into a rage, explode, blow up, erupt, lose control, go berserk, breathe fire, begin to rant and rave, flare up, boil over
      View synonyms
  • play it cool

    • Make an effort to be or appear to be calm and unemotional.

      • ‘Mom is playing it cool, but her eyes betray her real emotions.’
      • ‘Obviously I knew what they were talking about but I tried to play it cool, in case it wasn't what I thought it was.’
      • ‘I considered playing it cool, and pretending that I knew all along.’
      • ‘Figuring he was interested, she played it cool.’
      • ‘I was trying to play it cool, but once we'd landed and were whisked away to our Grandstand seats, I degenerated into excited schoolboy mode.’
      • ‘I was too busy playing it cool to realize how stupid I had just been.’
      • ‘He tried to play it cool but I could see that he was nervous.’
      • ‘Chantelle's heart jumped into her throat but she played it cool.’
      • ‘I fell for her too quickly, really, and she played it cool in them days.’
      • ‘Nevertheless Phil and I absolutely fell for each other but for once in my life I played it cool.’

Origin

Old English cōl (noun), cōlian (verb), of Germanic origin; related to Dutch koel, also to cold.

Pronunciation:

cool

/ko͞ol/