What is crack?
What is crack?
- 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.
- To break with a sharp snapping sound. See Synonyms at break.
- 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 To break open or into: crack a safe.
- Informal To open up for use or consumption: crack a book; cracked a beer.
- Informal 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 partial split or break; a fissure.