a weapon that explodes and causes damage to people and things, a device that is designed to explode in order to cause damage or destruction, a complete failure

the bomb, drop a bombshell, go down like a lead balloon

atomic bomb, time bomb, bomb squad

Formal and Informal Expressions of bomb

In different contexts, you can replace 'bomb' with suitable alternatives. In a more formal setting, 'explosive device' is apt. In informal speech or writing, 'dud, flop' is a commonplace synonym.

bomb: Explore its Definition & Usage

bomb Definition

1a weapon that explodes and causes damage to people and things
2a device that is designed to explode in order to cause damage or destruction
3a complete failure

Using bomb: Examples

Take a moment to familiarize yourself with how "bomb" can be used in various situations through the following examples!

Example
The bomb exploded, killing dozens of people.
Example
The terrorists planted a bomb in the building.
Example
The movie was a bomb at the box office.
Example
The party was a bomb, nobody showed up.

bomb Synonyms and Antonyms

Synonyms for bomb

Idioms Using bomb

the bomb
something that is excellent or impressive
Example
This new restaurant is the bomb! The food is amazing.
drop a bombshell
to reveal a shocking or surprising piece of news
Example
She dropped a bombshell when she announced that she was quitting her job.
go down like a lead balloon
to be completely unsuccessful or unpopular
Example
His joke went down like a lead balloon and nobody laughed.

Phrases with bomb

atomic bomb
a type of bomb that uses nuclear reactions to release a large amount of energy
Example
The atomic bomb was dropped on Hiroshima and Nagasaki during World War II.
time bomb
a bomb that is set to explode at a particular time
Example
The police found a time bomb in the train station and evacuated the area.
bomb squad
a group of experts who are trained to deal with bombs and explosives
Example
The bomb squad was called to investigate a suspicious package left outside the embassy.

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Summary: bomb in Brief

The term 'bomb' [bɑm] refers to a weapon or device that explodes, causing damage or destruction. It can also refer to a complete failure, as in 'The movie was a bomb at the box office.' 'Bomb' has specific types such as 'atomic bomb,' and 'time bomb,' and idioms like 'the bomb,' meaning something excellent, and 'drop a bombshell,' meaning to reveal shocking news.