A crack in the ground.
- 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 get cracking, to start moving with dispatch
- Informal to break down: to crack under a strain
Origin of crackMiddle 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
crack a smile
crack down (on)
cracked up to be
- to crash, as (in) an airplane
- to break down physically or mentally
- to break into a fit of laughter or tears
fall between the cracksInformal
Origin of crackso called probably from cracking the baked substance into pieces, or from the cracking or crackling sound it makes when smoked
verbcracked, crack·ing, cracks
- a. To break without complete separation of parts: The mirror cracked.b. To break or snap apart: The branch cracked off and fell.
- To make a sharp snapping sound: His knees cracked as he sat down.
- a. To break down; fail: The defendant's composure finally began to crack.b. To have a mental or physical breakdown: cracked under the pressure.
- To change sharply in pitch or timbre, as from hoarseness or emotion. Used of the voice.
- To move or go rapidly: was cracking along at 70 miles an hour.
- Chemistry To break into simpler molecules, often by means of heat or a catalyst.
- a. To cause to break without complete separation of parts: The pebble cracked the car's windshield. See Synonyms at break.b. To cause to break with a sharp snapping sound: crack nuts.c. To crush (corn or wheat, for example) into small pieces.
- a. To strike, especially with a sharp sound: cracked the intruder over the head with a lamp.b. To cause to come into forceful contact with something, especially with a sharp sound: fell and cracked his head against the floor.
- To open to a slight extent: crack a window to let in some air.
- 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 acknowledgment: 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. A partial split or break; a fissure: cracks in the basement wall.b. A slight narrow space: The window was open a crack.c. Informal The fissure between the buttocks.
- A defect or flaw: cracks in the argument; a crack in his composure.
- A sharp snapping sound, such as the report of a firearm.
- A sharp resounding blow: gave him a crack on the head.
- 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 had when socializing; social amusement.
- Slang Crack cocaine.
Origin of crackMiddle English craken from Old English cracian ; see gerə-2 in Indo-European roots.
(third-person singular simple present cracks, present participle cracking, simple past and past participle cracked)
- (intransitive) To form cracks.
- It's been so dry, the ground is starting to crack.
- (intransitive) To break apart under pressure.
- When I tried to stand on the chair, it cracked.
- (intransitive) To become debilitated by psychological pressure.
- Anyone would crack after being hounded like that.
- (intransitive) To yield under interrogation.
- When we showed him the pictures of the murder scene, he cracked.
- (intransitive) To make a cracking sound.
- The bat cracked with authority and the ball went for six.
- (intransitive, of a voice) To change rapidly in register.
- His voice cracked with emotion.
- (intransitive, of a pubescent boy's voice) To alternate between high and low register in the process of eventually lowering.
- His voice finally cracked when he was fourteen.
- (intransitive) To make a sharply humorous comment.
- "I would too, with a face like that," she cracked.
- To make a crack or cracks in.
- The ball cracked the window.
- To break open or crush to small pieces by impact or stress.
- You'll need a hammer to crack a black walnut.
- To strike forcefully.
- She cracked him over the head with her handbag.
- To open slightly.
- Could you please crack the window?
- To cause to yield under interrogation or other pressure. (Figurative)
- They managed to crack him on the third day.
- To solve a difficult problem. (Figurative, from cracking a nut.)
- I've finally cracked it, and of course the answer is obvious in hindsight.
- To overcome a security system or a component.
- It took a minute to crack the lock, three minutes to crack the security system, and about twenty minutes to crack the safe.
- They finally cracked the code.
- To cause to make a sharp sound.
- to crack a whip
- To tell (a joke).
- The performance was fine until he cracked that dead baby joke.
- (chemistry, informal) To break down (a complex molecule), especially with the application of heat: to pyrolyse.
- Acetone is cracked to ketene and methane at 700 °C.
- (computing) To circumvent software restrictions such as regional coding or time limits.
- That software licence will expire tomorrow unless we can crack it.
- (informal) To open a canned beverage, or any packaged drink or food.
- I'd love to crack open a beer.
- Ethoipes of their sweet complexion crack.
- (archaic, colloquial) To be ruined or impaired; to fail.
- crazed (exhibiting fine-line cracks)
- A thin and usually jagged space opened in a previously solid material.
- A large crack had formed in the roadway.
- A narrow opening.
- We managed to squeeze through a crack in the rock wall.
- Open the door a crack.
- A sharply humorous comment; a wisecrack.
- I didn't appreciate that crack about my hairstyle.
- A potent, relatively cheap, addictive variety of cocaine; often a rock, usually smoked through a crack-pipe.
- (onomatopoeia) The sharp sound made when solid material breaks.
- The crack of the falling branch could be heard for miles.
- (onomatopoeia) Any sharp sound.
- The crack of the bat hitting the ball.
- (informal) An attempt at something.
- I'd like to take a crack at that game.
- (vulgar, slang) vagina.
- I'm so horny even the crack of dawn isn't safe!
- (vulgar) The space between the buttocks.
- Pull up your pants! Your crack is showing.
- (Northern England, Scotland, Ireland) Conviviality; fun; good conversation, chat, gossip, or humourous storytelling; good company.
- The crack was good.
- That was good crack.
- He/she is quare good crack.
- The party was great crack.
- (Northern England, Scotland, Ireland) Business/events/news
- What's the crack?
- (computing) A program or procedure designed to circumvent restrictions or usage limits on software.
- Has anyone got a crack for DocumentWriter 3.0?
- (Cumbrian, elsewhere throughout the North of the UK) a meaningful chat.
- (Internet slang) Extremely silly, absurd or off-the-wall ideas or prose.
- The tone of voice when changed at puberty.
- (archaic) A mental flaw; a touch of craziness; partial insanity.
- He has a crack.
- (archaic) A crazy or crack-brained person.
- vainglorious cracks
- (slang, dated, UK) A brief time; an instant; a jiffy.
- I'll be with you in a crack.
- (Scots language, common in lowland Scotland and Ulster, conviviality): In the last few decades the word has been adopted into Gaelic; as there is no "k" in the Irish language the spelling craic has been devised.
From Middle English crakken, craken, from Old English cracian (“to resound, crack”), from Proto-Germanic *krakōną (“to crack, crackle, shriek”), from Proto-Indo-European *gArg-, *grā- (“to crow, shout”), from Proto-Indo-European *gerh₂- (“to resound, cry hoarsely”). Cognate with Scots crak (“to crack”), West Frisian kreakje (“to crack”), Dutch kraken (“to crunch, creak, squeak”), Low German kraken (“to crack”), German krachen (“to crash, crack, creak”), Lithuanian gìrgžděti (“to creak, squeak”), Old Armenian կարկաչ (karkačʿ), Sanskrit [script?] (garjati, “to roar, hum”).
1793 slang, of Unknown origin