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British English: /buːm/
American English: /bum/

Translation of boom in French:


  • 2 (noise)
  • 3 (Economy, Finance)
    (period of prosperity) boom (m)
    période (f) de forte expansion
    (in demand, prices, sales etc) explosion (f) (in de)
    export/consumer boom
    boom des exportations/de la consommation
    property/credit boom
    boom immobilier/du crédit
    a boom and bust economy
    une économie (f) en dents de scie

adjective before n

  • (economy, industry, sector, town)
    en pleine expansion
    (period, year)
    de croissance
    à la hausse

transitive verb

  • 1 (American English) (cause to grow)
    donner un coup de fouet à
  • 2 (American English) (publicize, push)
  • 3 (shout) ‘welcome!’ he boomed
    ‘bienvenue!’ dit-il d'une voix de stentor

intransitive verb


to lower the boom on somebody

[informal] (American English)
serrer la vis à quelqu'un

Phrasal verbs

boom out

1 boom out
(music, sound)
2 boom [something] out, boom out [something]
brailler (speech)
faire retentir (announcement)
faire retentir (rhythm)
Definition of boom in:
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