Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “nut”

nut

noun uk   /nʌt/ us  

nut noun (FOOD)

B2 [C] the dry fruit of particular trees that grows in a hard shell and can often be eaten: a Brazil/cashew nut Sprinkle some roasted chopped nuts on top.Fruits and seeds and their partsTypes of edible nut

nut noun (METAL OBJECT)

[C] a small piece of metal with a hole in it through which you put a bolt: Nuts and bolts are used to hold pieces of machinery together.Nuts, bolts and screws

nut noun (PERSON)

[C] informal or offensive a person who behaves in a very silly, stupid, or strange way or an offensive term for a person who is mentally ill: What kind of nut would leave a car on a railway track?Of unsound mindStupid and sillyStupid and silly people [C] informal someone who is extremely enthusiastic about a particular activity or thing: Ian's a tennis nut - he plays every day.
See also
EnthusiastsAdmirers

nut noun (HEAD)

[C] slang a person's head: Come on, use your nut (= think clearly)!The head

nut noun (MONEY)

[U] US informal the amount of money necessary to operate a business or cover your costs: With two houses, three cars and child-support payments, he just couldn't meet his nut, even with a second job.General words for amounts of moneyLarge amounts of moneySmall amounts of money

nut

verb [T] uk   /nʌt/ informal us  
to hit someone or something with your head: The guy turned round and nutted him.Hitting and beatingPunishing by causing pain
(Definition of nut from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of nut?
Browse related topics

You are looking at an entry to do with Difficult things and people, but you might be interested in these topics from the Easy and difficult topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “nut” in other dictionaries

Word of the Day

workmanship

the skill with which something was made or done

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More