Crack meaning

krăk
Excelling in skill or achievement; first-rate.

A crack shot; a crack tennis player.

adjective
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The definition of crack is a sudden, sharp breaking sound or a break in something.

An example of crack is the sound of a bone breaking.

An example of crack is a split in the ground after an earthquake.

noun
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Crack is defined as slang for a highly purified form of cocaine in hard pebble-sized pieces for smoking.

An example of crack is what former Washington, D.C. mayor Marion Barry was caught smoking.

noun
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To change sharply in pitch or timbre, as from hoarseness or emotion. Used of the voice.
verb
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To cause to have a mental or physical breakdown.
verb
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A moment; an instant.

At the crack of dawn.

noun
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(irish) Fun had when socializing; social amusement.
noun
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To break through the difficulties of; manage to solve.

To crack a secret code.

verb
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(informal) To manage to gain entrance or acceptance in.
verb
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A moment; instant.

At the crack of dawn.

noun
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(informal) An attempt or try.

To take a crack at working a puzzle.

noun
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(informal) Excelling in skill or performance; first-rate.

A crack shot, crack troops.

adjective
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To break into. See cracker.
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Crack means to make a sudden breaking sound or to split something, without it breaking into separate pieces.

An example of crack is striking a whip on the ground.

An example of crack is a line in the cement patio.

verb
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To make a sharp snapping sound.

His knees cracked as he sat down.

verb
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To move or go rapidly.

Was cracking along at 70 miles an hour.

verb
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(chemistry) To break into simpler molecules, often by means of heat or a catalyst.
verb
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To open to a slight extent.

Crack a window to let in some air.

verb
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To discover the solution to, especially after considerable effort.

Crack a code.

verb
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To cause (the voice) to crack.
verb
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(informal) To tell (a joke), especially on impulse or in an effective manner.
verb
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To impair or destroy.

Their rude remarks cracked his equanimity.

verb
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To reduce (petroleum) to simpler compounds by cracking.
verb
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A sharp snapping sound, such as the report of a firearm.
noun
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A sharp resounding blow.

Gave him a crack on the head.

noun
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An attempt or try.

Gave him a crack at the job; took a crack at photography.

noun
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A witty or sarcastic remark.
noun
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(slang) Crack cocaine.
noun
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To make a sudden, sharp noise, as of something breaking.
verb
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To break or split, usually without complete separation of parts.
verb
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(informal) To move with speed.
verb
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(informal) To break down.

To crack under a strain.

verb
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To cause to make a sharp, sudden noise.
verb
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To cause to break or split, as by a sharp blow or by heavy pressure, intense heat, etc.
verb
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To destroy or impair.

To crack all opposition.

verb
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To cause (the voice) to crack.
verb
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To subject (as petroleum) to the process of cracking.
verb
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To hit or strike with a sudden, sharp blow or impact.
verb
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(slang) To make (a joke)
verb
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A sudden, sharp noise, as of something breaking.

The crack of a whip.

noun
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A narrow opening, as between boards; chink; fissure; crevice.
noun
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An abrupt, erratic shift of vocal tone, as from emotion or in adolescence.
noun
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A sudden, sharp blow or impact.
noun
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(slang) A joke, gibe, or sharp remark.
noun
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(slang, old) A burglar or burglary.
noun
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(slang) Hard, pebblelike pieces of highly purified cocaine prepared for smoking: a highly potent and addictive form of cocaine.
noun
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Designating or of cocaine in this form.
adjective
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crack the whip
  • To behave in a domineering manner; demand hard work and efficiency from those under one's control.
idiom
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crack a smile
  • to smile, esp. when not inclined to do so
idiom
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crack down (on)
  • to become strict or stricter (with)
idiom
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cracked up to be
  • alleged or believed to be
idiom
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crack up
  • to crash, as (in) an airplane
idiom
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crack wise
  • to joke or gibe
idiom
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(informal) fall between the cracks
  • to be unfairly overlooked or omitted, as because of exceptional circumstances
idiom
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Origin of crack

  • Middle English craken from Old English cracian gerə-2 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition