American Dictionary

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Definition crack in American English

crack noun

noun
/kræk/
1

a line on a surface where something is beginning to break apart

Example

Many old buildings have cracks in their walls.

Example

Hairline cracks appear in the paint when it dries too quickly.

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2

a narrow opening between two things or parts of things

Example

She peered out through the crack in the curtains.

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3

a sign that an organization, relationship, or plan is weak or beginning to fail

Example

events which deepened the cracks in the monarchy

Example

After only a year cracks started to appear in their marriage.

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4

a rude or insulting joke about someone or something

Example

Some of the students were making cracks about her appearance.

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Example

the sharp crack of a single gunshot

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6

a hard hit on a part of your body

Example

He got a nasty crack on the head.

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7

an attempt to do something

Example

We thought we'd take a crack at running our own business.

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8

a pure form of the illegal drug cocaine

Example

crack addicts

Synonyms and related words
Example

Come in and give us some of your crack.

Definition crack in American English