American Dictionary

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Definition nut in American English

nut noun

noun
/nʌt/
1

a dry fruit that grows inside a hard shell on some types of tree and bush. Many kinds of nuts can be eaten

Example

Can you crack some nuts for me (=break open the shells)?

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2

a small metal object with a hole in the middle that you screw a bolt through in order to fasten things together

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3

an insulting word for someone who you think is crazy

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4

someone who is extremely enthusiastic about a particular activity, sport, or subject

Example

a hockey nut

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5

your head, or your brain

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6

a man's testicles

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Definition nut in American English