Definition of cracker in English:



  • 1A thin, crisp wafer often eaten with cheese or other savory toppings.

    • ‘Luke humorously questions Annie as he puts a cheese cracker into his mouth.’
    • ‘Give your child whole-grain crackers with soups, chili, and stew.’
    • ‘Spread smoked salmon and low-fat cream cheese on whole wheat crackers or pith rounds and top with fresh dill.’
    • ‘He brought the wine. I organised the cheese and crackers.’
    • ‘They start to cook turnips and eat graham crackers, as they wait for their mother to come home.’
    • ‘She pulled out some more crackers and peanut butter and sat down to eat.’
    • ‘I ripped the package open and shoved a cracker into my mouth, whole.’
    • ‘In fact, the peanut butter cracker I left for him is still there.’
    • ‘With perfect wheels of cheese and crackers before me, I misted up a bit.’
    • ‘First of all, graham crackers are not allowed.’
    • ‘Then I went back in to the store and bought cheese and crackers on sale.’
    • ‘She grabbed a few crackers and cream cheese, grabbed her backpack, and hiked upstairs to start.’
    • ‘Sensible shoes, diapers and animal crackers are just the tip of the iceberg.’
    • ‘There's cheese and crackers for those who still have wine left to finish.’
    • ‘It was a good night of chatter and red wine with crackers and cheese.’
    • ‘Each would make a creamy, rich covering for your whole-grain cracker.’
    • ‘Cheese is usually too strong; bread or dry, savoury crackers are generally preferred by professionals.’
    • ‘Another idea is to eat whole-grain crackers with fat-free block cheese.’
    • ‘Elaine put the last animal cracker in her mouth and chewed dismally.’
    • ‘He settled for a pack of cheese crackers with peanut butter inside.’
  • 2A person or thing that cracks.

    • ‘This gives copyright holders the legal tools in the UK to pursue action against copyright crackers, however benign their intentions.’
    • ‘It was six feet tall and held a rocket launcher in one claw and a giant stainless steel shell cracker in the other.’
    • ‘Any right minded code cracker would know what he just told me.’
    • ‘When the police find someone slain, they call on their resident cracker to interrogate.’
    • ‘The remaining states, like Minnesota, provide lots of fun for the determined code cracker.’
    1. 2.1A person who breaks into a computer system, typically for an illegal purpose.
      ‘computer crackers will push the outer limits of network security’
      • ‘The case studies are in-depth descriptions of how three crackers have broken into computers.’
      • ‘But sometimes your personal data is loaned out to third parties, and that's the weak spot where crackers are able to break in.’
      • ‘I said computer crackers were going to cause some serious damage and predicted they'd try blackmail.’
      • ‘Now that you're here we have an advantage we never had before, a computer cracker!’
      • ‘Computer crackers have obtained details of up to five million US Visa and MasterCard accounts, the two firms admitted yesterday.’
      • ‘Although I doubt crackers are attempting to break into your PC as you read this, there's always the possibility.’
      • ‘In such a case a cracker's actions are obvious: he suppresses the anti-debugging tricks and dumps the unpacked and decrypted application code.’
      • ‘It fears that any information would give vital clues to criminal crackers about how to exploit unpatched systems.’
      • ‘It far from the first time crackers have broken into the web servers of software developers.’
      • ‘Computer crackers might exploit this behaviour to inject malicious code into vulnerable systems.’
      • ‘Computer crackers have obtained access to computer systems codes used in America's space program.’
      • ‘Eight million credit cards were exposed to a cracker or crackers this week resulting in huge potential for fraud.’
      • ‘The user still connects to the Internet, but through the cracker's system.’
      • ‘On infected machines, it opens a back door that allows a cracker to control the computer using IRC.’
      • ‘Harris believes this modest improvement might lead crackers into targeting computers of home users rather than businesses.’
      • ‘Sure, no electronic voting system is yet safe enough to withstand computer crackers.’
      • ‘Nor is there any evidence of crackers scanning the Internet in search of vulnerable machines.’
      • ‘Forget about Internet crackers, employees are the biggest security problem for most businesses.’
      • ‘How long before the crackers intrude upon this cosy intimacy?’
      • ‘Aladdin makes software that protects corporations and their data from attack by computer crackers.’
    2. 2.2An installation for cracking hydrocarbons.
      ‘a catalytic cracker’
      • ‘The separation costs are a consequence of less than complete conversion for ethane crackers.’
      • ‘After the completion of the sixth naphtha cracker, its annual production of ethylene could reach 1.15 million tonnes.’
      • ‘The catalytic cracker takes a number of feedstocks, including heavy gas and residue, from the lubricant treatment plant.’
      • ‘The company suffered a series of accidents, culminating in a blaze at its catalytic cracker.’
      • ‘Light olefins from the fluid catalytic cracker are processed in either hydrofluoric or sulfuric acid units.’
  • 3US offensive

    another term for poor white
  • 4British informal A fine example of something.

    ‘don't miss this cracker of a CD’
    • ‘Fifteen minutes into the second half, Paul Donnelly scored a cracker to equalise.’
    • ‘He also scored a cracker of a goal in the first-half.’
    • ‘A cracker of a game was played with both sides giving their all.’
    • ‘Titled Celtic Christmas, this second solo album from Tommy is a real cracker.’
    • ‘The final was a real cracker with some marvellous pitching from both sides.’
    • ‘It turned out, in fact, to be a cracker of a show to cheer up the punters on a showery and cold early-March night.’
    • ‘An absolute cracker of a match is confidently expected.’
    • ‘‘As free holidays go, I think they pulled off a cracker,’ sneers Braithwaite.’
    • ‘Of course the Chelsea and Barcelona game has the promise of being an absolute cracker.’
    • ‘Oh, I have a cracker of a photo of the two of us after a massive goodbye cry, when I left Australia 10 years ago.’
    • ‘The singer has pulled off another cracker of an album which deserves to be heard.’
    • ‘It's a cracker of a book and you should read it if you haven't already.’
    • ‘Ward and John Joe Maguire were both just wide, while Damian Curran hit a cracker that Rice saved.’
    • ‘If you get the chance to come along I reckon you will see a cracker of a match so don't forget the date.’
    • ‘If both play to their undoubted potential then a cracker of a game is in prospect.’
    • ‘Well, we're all set for what should be an absolute cracker of a game.’
    • ‘In the other semi-final, Bishopthorpe edged out Pickering Town on penalties after a cracker of a match.’
    • ‘What an absolute cracker we have in store for you tonight.’
    • ‘Joe Cole scored a cracker of a goal, but Norwich were certainly not outclassed, except up front.’
    beautiful sight, vision of loveliness, feast for the eyes, pleasure to behold, delight, dream, beauty, spectacle, picture, joy, marvel, sensation
    View synonyms
  • 5British A paper cylinder that is pulled apart at Christmas or other celebrations, making a sharp noise and releasing a small toy or other novelty.

    • ‘The cracker fell apart and just hung there all limp in my hand.’
    • ‘And after their roast turkey dinner, the gang pulled the crackers and donned the paper hats.’
    • ‘The children pulled crackers and we read corny jokes to each other.’
    • ‘Jeffrey will be sitting down with his paper hat and his cracker contemplating his bright new future.’
    • ‘The youngster's face lit up after pulling a cracker with the bubbly mayor - before settling down for a Christmas meal with his family.’
    • ‘We had matching paper napkins, crackers and tablecloth!’
    • ‘With festive spot prizes, crackers and balloons, it was truly a great start to the Christmas par-tying season.’
    • ‘The Reserve Bank Board meets today - not just to pull Christmas crackers.’
    • ‘With a crack like a thousand crackers being pulled and a shower of glitter, the Spirit vanished.’
    • ‘It seems more like a toy than the real thing - the kind which you might pull out of a cracker.’
    • ‘They also stole Christmas crackers, toys and snacks from the garden centre's café.’
    • ‘But then, horror of horrors, it was time to pull the crackers.’
    • ‘Jemery Fisher, the frog, was replaced with a small plastic frog that had come out of a cracker once.’
    • ‘Elvira sent this Ferdinand on a quest to identify the writer of poems in the paper crackers at a ball.’
    • ‘You may also want to pull some Christmas crackers at the dinner table.’
    • ‘The gathering enjoyed a beautiful four course meal and enjoyed pulling Christmas crackers across the tables.’
    • ‘Children will be around to pull a few crackers and share the turkey.’
    • ‘All the presents were opened, the crackers were pulled.’
    • ‘Problem is, you'll have finished the bottle before you start pulling the crackers.’
    • ‘For those who are not acquainted with Christmas crackers, they're little packages in garish paper.’
    1. 5.1A firework that explodes with a sharp noise.
      • ‘ARE THE traditional types of crackers that produce ear-shattering noises, slowly losing their popularity?’
      • ‘On Christmas Eve between 7 and 8 o clock a firework and cracker display was noticed about the Town Hall.’
      • ‘At 7: 47 there were crackers exploding everywhere.’
      • ‘Some of the crackers that we light every year, have a lot in common with flares and smokescreens.’
      • ‘We would follow up the long drive and wait for the crackers to be lit, lurking a short distance from the graveside.’
      • ‘Boisterous crowds dispelled the darkness of night with fireworks as crackers shattered the stillness of the night.’
      • ‘This year will be the last Guy Fawkes day when people can let off crackers, rockets, Catherine wheels and the like.’
      • ‘Every year incidence of bursting crackers on the roads is growing in the city.’
      • ‘The Pakistanis demonstrated it by bursting crackers when we won in Lahore.’
      • ‘Public buildings were illuminated and crackers were burst.’
      • ‘The bombardment by bangers, crackers and fireworks was such that there was hardly a silent minute in any town.’
      • ‘The last straw was when a flock of sparrows appeared making the noise of bursting crackers.’
      • ‘Many parents across the city only hope that the manufacturers would change its focus from sound based crackers to the light based ones in the future.’
      • ‘The SPCA has been calling for the complete ban of fireworks and crackers for some time now.’
      • ‘I could imagine children leaping up and down while their parents lit up the crackers on rooftops.’
      • ‘Police would take action against those bursting noisy crackers near hospitals, schools, courts and other silence zones.’
      • ‘Scared away by the noise of crackers, street dogs return to their regular haunts after nearly three days.’
      • ‘Bursting crackers and shouting slogans, the party partied.’
      • ‘Gradually, the owners should keep the pets along with them while bursting bigger crackers.’
      • ‘I remember bursting crackers and really enjoying myself as soon as we won that game.’