boominterjectioncoloquial/pũ/mediumPortuguesEnglishEspanolFrancaisDefinitionOnomatopoeia representing the sound of an explosion, impact, or a fart.The balloon went boom!He let out a little boom and everyone laughed.synbangpoptootCommon collocationsgo boomloud boomEtymologyOnomatopeia do som de uma explosão, impacto ou flatulência.Related wordspumbapum-pum