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1 boom
boom [bu:m](a) (resonate → gen) retentir, résonner; (→ guns, thunder) tonner, gronder; (→ waves) gronder, mugir; Music (→ organ) ronfler; (→ voice) tonner, tonitruer∎ business was booming les affaires étaient en plein essor;∎ car sales are booming les ventes de voitures connaissent une forte progression(a) (say loudly) tonner;∎ "nonsense!" she boomed "quelles idioties!", dit-elle d'une voix tonitruante3 noun(a) (sound → gen) retentissement m; (→ of guns, thunder) grondement m; (→ of waves) grondement m, mugissement m; Music (→ of organ) ronflement m; (→ of voice) rugissement m, grondement m(b) (period of expansion) (vague f de) prospérité f, boom m, période f d'essor; (of trade) forte hausse f ou progression f; (of prices, sales) brusque ou très forte hausse f, montée f en flèche; (of product) popularité f, vogue f;∎ Economics boom and bust (cycle) cycle m expansion-récession(d) Television & Cinema (for camera, microphone) perche f, girafe f; Technology (for crane) flèche fTelevision & Cinema boom operator perchiste mf;Economics boom town ville f en plein essor, ville-champignon f➲ boom outtonner;∎ "of course!" he boomed out "bien sûr!", dit-il d'une voix tonitruante
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