Definition of defrost in English:



[with object]
  • 1Free (the interior of a refrigerator or freezer) of accumulated ice, usually by turning it off for a period.

    • ‘Manual defrost models use half the energy of automatic defrost models but must be defrosted periodically to remain energy efficient.’
    • ‘I remember my Mum defrosting the freezer regularly when I used to live at home and don't remember there ever being any great fuss, other than a day of eating food, so I thought I'd give it a go.’
    • ‘One was gobbled up immediately, the other sat in my freezer until I defrosted it and gobbled it up just as greedily.’
    • ‘Indeed, the urge to go and defrost the freezer suddenly became a strong one.’
    • ‘Regularly defrost manual-defrost refrigerators and freezers; frost buildup increases the amount of energy needed to keep the motor running.’
    • ‘I cleaned the department office, defrosted our refrigerator, found some framed pictures for the walls, and brought in a few potted plants.’
    • ‘Clean out the fridge with a clean cloth regularly and defrost the freezer every few months or if there's a large build up of ice.’
    • ‘Then you can come over and defrost my refrigerator.’
    • ‘I also desperately need to defrost my freezer so I can have some meat in the house.’
    • ‘This evening, I shall mostly be defrosting my freezer, thereby flooding the whole kitchen floor.’
    • ‘I have defrosted my freezer (it is now about twice the size it was).’
    • ‘I went upstairs with her, she said she was defrosting the freezer, and there was maybe an inch of water right across their kitchen floor.’
    • ‘The £3.8 million we spend powering fridges and freezers could be slashed by defrosting them regularly and investing in energy-efficient models.’
    • ‘A small amount is used to keep the cabinet from sweating, to defrost the refrigerator, and to illuminate the interior.’
    • ‘Frost Free models are more expensive both to buy and to run, but eliminate the dreaded task of defrosting a large unit.’
    • ‘And still I defrosted both the freezer and fridge only a month ago.’
    • ‘Dave gives a handy hint on defrosting a frost-free freezer.’
    • ‘So you go to the kitchen and make some toast, and while you're there you clean the floor and defrost the freezer.’
    1. 1.1no object (of a refrigerator or freezer) become free of accumulated ice, usually by being turned off for a period.
      ‘she opened the door to let the fridge defrost’
    2. 1.2 Thaw (frozen food) before cooking it.
      ‘defrost the turkey slowly’
      • ‘Once you've defrosted your meat sauce find yourself a nice baking dish.’
      • ‘They might prefer to buy them frozen, defrost them at home and eat them freshly defrosted, so to speak, not after they have been sitting in a pool of water for several days.’
      • ‘Microwaves have come a long way since the days when their main uses were defrosting meat and heating up leftovers.’
      • ‘On her way back home she'd picked up a large sourdough bread from Valvona & Crolla, and so we defrosted some venison sausages and bacon instead.’
      • ‘Make sure any frozen meat is fully defrosted before you cook it, and check everything's piping hot and cooked through before you serve it.’
      • ‘Making the perfect mash is no use when most folk in today's convenience-dependent age don't even know how to defrost a turkey.’
      • ‘Completely defrost meat and poultry before grilling so it cooks more evenly.’
      • ‘All I wanted was a bath, so after the abortive trip to Kevin's front door I came home to defrost soup and ran a deep, hot bath that I soaked in as the soup slowly cooked.’
      • ‘When I got back from Florida last night and I was cranky and tired and hungry for something sweet, I defrosted the shortbread dough that I froze a few weeks back.’
      • ‘If you freeze them, defrost them in the unopened container, to avoid condensation which will make the macaroons soggy.’
      • ‘For many of us, the epitome of advance planning is defrosting a pork chop for tonight's dinner.’
      • ‘In 1973 Wilmut made his first big scientific breakthrough, by freezing a calf embryo, defrosting it and successfully reimplanting it in a surrogate mother.’
      • ‘While his wife defrosted some bacon in the microwave and cracked some eggs into the skillet, Jake skimmed through the paper until he got to the middle section.’
      • ‘There are three ways to safely defrost food: under cold running water, in the microwave, and in the refrigerator.’
      • ‘The shops buy the bait early in the year outside the season for a cheaper price and then leave it for months in deep freezes to defrost it later on and re-pack it in smaller quantities.’
      • ‘I resorted to defrosting a lemon, mixing it into the sliced fruit with some sugar and then wrapping the whole lot in puff pasty.’
      • ‘Instead of heading toward the bedroom, Al poked around in the kitchen, defrosting some bread and sausages for breakfast, checking out how Gus had supplied the larder this time.’
      • ‘Thaw frozen foods in the fridge or defrost them in the microwave, not at room temperature.’
      • ‘If large crystals are allowed to form, they damage the structure of the meat physically, and on thawing some of the water is lost in the form of ‘drip’, the thin red fluid which defrosting meat releases.’
      • ‘It takes longer to defrost meat this way, but it will add storage life after it's been cooked (and help you avoid food poisoning).’
      liquefy, thaw, unfreeze, soften, run, flux, fuse, render, clarify, dissolve, deliquesce
      View synonyms
    3. 1.3 Remove frost or ice from (the windscreen of a motor vehicle).
      • ‘In addition to cooling the car in the summer, the system can also be used to defrost windows during the winter.’
      • ‘Car thieves made off with three cars where the engines had been left running to defrost the windscreens.’
      • ‘This follows a spate of car thefts from driveways last winter, where engines were left running to defrost windscreens.’
      • ‘The system then tells the vehicle's vents to open, pre-warming the interior of the vehicle and defrosting the windshield.’
      • ‘This means that, before the windscreen can be defrosted, I have to get into the car - not just to plug the ice-scraper into the cigarette lighter but also to fire the engine up.’