crack >> /kræk/
Definition: [verb] Break or cause to break without a complete separation of the parts.
Example: the ice all over the lake had cracked
Definition: [verb] Make or cause to make a sudden sharp or explosive sound.
Example: a shot cracked across the ridge
Definition: [verb] Find a solution to; decipher or interpret.
Definition: [verb] Tell (a joke)
Example: he cracked jokes which she didn't find very funny
Definition: [verb] Decompose (hydrocarbons) by heat and pressure with or without a catalyst to produce lighter hydrocarbons, especially in oil refining.
Example: catalytic cracking
Definition: [noun] A line on the surface of something along which it has split without breaking into separate parts.
Example: a hairline crack down the middle of the glass
Definition: [noun] A sudden sharp or explosive noise.
Example: a loud crack of thunder
Definition: [noun] A joke, typically a critical or unkind one.
Definition: [noun] Enjoyable social activity; a good time.
Definition: [noun] An attempt to gain or achieve something.
Definition: [noun] A hard, crystalline form of cocaine broken into small pieces and smoked.
Example: he uses crack and cocaine
Definition: [adjective] Very good, especially at a specified activity or in a specified role.
Example: he is a crack shot