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English definition of “crack”

crack

verb     /kræk/
BREAK [I, T] B2 to break something so that it does not separate , but very thin lines appear on its surface , or to become broken in this way: Linda cracked her tooth when she fell . The concrete had started to crack. cracked dishes Tearing and breaking into pieces
EGG/NUT [T] to open an egg or nut by breaking its shell Tearing and breaking into pieces
HIT [T] to hit a part of your body against something hard, by accident : He cracked his head on the shelf .Hitting against objects accidentally and colliding
SOLVE [T] informal to solve a difficult problem : It took three months to crack the enemy's code .Solving and solutions
get cracking informal to start doing something quickly : Let's get cracking! We've only got two days to finish .Starting and beginningStarting again
LOSE CONTROL [I] to lose control of your emotions and be unable to deal with a situation : He finally cracked after years of stress .Mental and psychiatric disorders
NOISE [I, T] to make a sudden , short noise , or to make something make this noise Sounds made by objects, movement or impact
crack a joke to tell a joke Humour and humorous
(Definition of crack verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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