Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “bomb”

bomb

noun uk   /bɒm/ us    /bɑːm/

bomb noun (WEAPON)

B1 [C] a weapon that explodes and is used to kill or hurt people or to damage buildings: A 100-pound bomb exploded/went off today, injuring three people. The terrorists had planted a bomb near the police station. During the Second World War, the British dropped a huge number of bombs on Dresden.Bombs and missiles the bomb one or more atom bombs: The US was the first country to have the bomb.Bombs and missiles

bomb noun (FAILURE)

[S] US informal something that has failed: The play was a real bomb.FailuresAccidents and disastersHigher and lower points of achievement

bomb noun (MONEY)

a bomb UK informal a lot of money: That coat must have cost a bomb.Large amounts of moneySmall amounts of money

bomb

verb uk   /bɒm/ us    /bɑːm/

bomb verb (USE WEAPON)

B1 [T] to drop bombs on something: Planes bombed the city every night.Detonation and bombardment B1 [T] to destroy something by exploding a bomb inside it: This pub was bombed a few years ago. The building was completely bombed out (= completely destroyed by a bomb).Detonation and bombardment

bomb verb (GO FAST)

[I + adv/prep] informal to travel very fast in a vehicle: He was bombing along on his motorbike.Driving and operating road vehiclesMoving quickly

bomb verb (FAIL)

[I] mainly US informal to fail: Her last book really bombed.Failing and doing badly
(Definition of bomb from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of bomb?
Add Cambridge dictionaries to your browser to your website

Definitions of “bomb” in other dictionaries

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

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