Boom - definition, pronunciation, transcription

Amer.  |buːm|  American pronunciation of the word boom
Brit.  |buːm|  British pronunciation of the word boom


- a deep prolonged loud noise (syn: roar, roaring, thunder)
- a state of economic prosperity
- a sudden happening that brings good fortune (as a sudden opportunity to make money)(syn: bonanza, bunce, godsend, gravy, windfall)
- a pole carrying an overhead microphone projected over a film or tv set
- any of various more-or-less horizontal spars or poles used to extend the foot of a sail or for handling cargo or in mooring


- make a resonant sound, like artillery(syn: din)
- hit hard (syn: blast, nail, smash)
- be the case that thunder is being heard (syn: thunder)
- make a deep hollow sound
- grow vigorously(syn: expand, flourish, thrive)


the sound of the bass drum booming

His voice boomed out across the congregation.

She boomed commands from the stern of the ship.

“What's going on here?” he boomed.

Housing construction has boomed in the past year.

Last year we almost had to close the store, but now business is booming.

The clock boomed out three.

The horn boomed out all night to warn the ships of the dangerous mist.

The boom has created job opportunities.

In boom times, airlines do well.

The economy went from boom to bust (=from increasing to decreasing) very quickly.

Business was booming, and money wasn't a problem.

Tourism on the island has boomed.

'Ladies and gentlemen,' his voice boomed out.

Guns boomed in the distance.

Word forms

I/you/we/they: boom
he/she/it: booms
present participle: booming
past tense: boomed
past participle: boomed
singular: boom
plural: booms
See also:  WebsterWiktionaryLongman