- 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.
- 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.
- 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.
- to make a sudden, sharp noise, as of something breaking
- to break or split, usually without complete separation of parts
- to become harsh or rasping, as the voice when hoarse
- to change suddenly from one register to another, as the voice of a boy in adolescence
- Informal to move with speed: now chiefly in phrase , to start moving with dispatch
- Informal to break down: to crack under a strain
Origin: Middle English craken ; from Old English cracian, to resound, akin to German krachen ; from Indo-European base an unverified form ger-: see crow
- to cause to make a sharp, sudden noise
- to cause to break or split, as by a sharp blow or by heavy pressure, intense heat, etc.
- to destroy or impair: to crack all opposition
- to cause (the voice) to crack
- ☆ to subject (as petroleum) to the process of cracking
- to hit or strike with a sudden, sharp blow or impact
- to break through the difficulties of; manage to solve: to crack a secret code
- Informal to manage to gain entrance or acceptance in
- to break open or into; force open: to crack a safe
- to open and consume the contents: to crack a bottle
- to open and read or study: to crack a book
- to open slightly (a door, window, etc.)
- Slang to make (a joke)
- a sudden, sharp noise, as of something breaking: the crack of a whip
- a break, usually without complete separation of parts; fracture
- a slight defect; flaw: cracks in his composure
- ☆ a narrow opening, as between boards; chink; fissure; crevice
- an abrupt, erratic shift of vocal tone, as from emotion or in adolescence
- a moment; instant: at the crack of dawn
- a sudden, sharp blow or impact
- ☆ Informal an attempt or try: to take a crack at working a puzzle
- ☆ Slang a joke, gibe, or sharp remark
- Slang a burglar or burglary
Origin: ; from uncertain or unknown; perhaps
Used by arrangement with John Wiley & Sons, Inc.
verb cracked, crack·ing, cracks verb, intransitive
- To break or snap apart.
- To make a sharp snapping sound.
- To break without complete separation of parts; fissure: The mirror cracked.
- To change sharply in pitch or timbre, as from hoarseness or emotion. Used of the voice.
- To break down; fail: The defendant's composure finally began to crack.
- To have a mental or physical breakdown: cracked under the pressure.
- To move or go rapidly: was cracking along at 70 miles an hour.
- Chemistry To break into simpler molecules by means of heat.
- To cause to make a sharp snapping sound.
- To cause to break without complete separation of parts: cracked the glass.
- a. To break with a sharp snapping sound. See Synonyms at break.b. To crush (corn or wheat, for example) into small pieces.
- To open to a slight extent: cracked the window to let in some air.
- To strike with a sudden sharp sound.
- Informal a. To break open or into: crack a safe.b. To open up for use or consumption: crack a book; cracked a beer.c. To break through (an obstacle) in order to win acceptance or acknowledgement: finally cracked the “men-only” rule at the club.
- To discover the solution to, especially after considerable effort: crack a code.
- To cause (the voice) to crack.
- Informal To tell (a joke), especially on impulse or in an effective manner.
- To cause to have a mental or physical breakdown.
- To impair or destroy: Their rude remarks cracked his equanimity.
- To reduce (petroleum) to simpler compounds by cracking.
- A sharp snapping sound, such as the report of a firearm.
- a. A partial split or break; a fissure.b. A slight narrow space: The window was open a crack.
- A sharp resounding blow.
- a. A mental or physical impairment; a defect.b. A breaking, harshly dissonant vocal tone or sound, as in hoarseness.
- An attempt or try: gave him a crack at the job; took a crack at photography.
- A witty or sarcastic remark. See Synonyms at joke.
- A moment; an instant: at the crack of dawn.
- Irish Fun; amusement.
- Slang Crack cocaine.
Origin: Middle English craken, from Old English cracian; see gerə-2 in Indo-European roots.
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crack - Phrases/Idioms
crack a smile
crack down (on)â
cracked up to beâ
- to crash, as (in) an airplane
- to break down physically or mentally
- to break into a fit of laughter or tears
fall between the cracksor fall through the cracksInformal
Used by arrangement with John Wiley & Sons, Inc.
crack the whip