Scrabble Dictionary

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Boom

buːm

Boom definitions
noun
boom booms
  1. 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"

verb
boom boomed booming booms
  1. make a loud, deep, resonant sound

    "thunder boomed in the sky"

    • 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"

interjection
  1. used to imitate a loud, deep, resonant sound

    "the boat was lifted up and then boom, down it went"

    • used to convey that something is extremely sudden, surprising, or successful

      "if you get caught, boom, you're a felon"