Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “buck”

buck

noun [C] (MONEY)    /bʌk/ (plural bucks) informal
US Australian English a dollar: Can I borrow a couple of bucks? He charged me 20 bucks for a new hubcap.North American money Indian English a rupee South African English a rand used in a number of expressions about money, usually expressions referring to a lot of money: He earns megabucks (= a lot of money) working for an American bank. So what's the best way to make a fast buck (= earn money easily and quickly)?General words for amounts of moneyLarge amounts of moneySmall amounts of money
(Definition of buck noun (MONEY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of buck

Definitions of “buck” in other dictionaries

Word of the Day

friendship

a situation in which two people are friends

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