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boom1

Pronunciation: /buːm/

Definition of boom

a loud, deep, resonant sound:the deep boom of the bass drum
the characteristic resonant cry of the bittern: the boom of the bittern may be enjoyed in the country

[no object]

make a loud, deep, resonant sound:thunder boomed in the sky
[with direct speech] say in a loud, deep, resonant voice:‘Stop right there,’ boomed the Headmaster
(of a bittern) utter its characteristic resonant cry: a dozen bitterns boom mysteriously from the reeds

Phrases

boom boom: British informal an exclamation made after delivering the punchline of a joke.
[popularized by the fox puppet Basil Brush, a character in a British television comedy show]

late Middle English (as a verb): ultimately imitative; perhaps from Dutch bommen 'to hum, buzz'

Definition of boom in the US English dictionary

Nearby words

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