outfit noun.uk /ˈaʊt.fɪt/ us /ˈaʊt.fɪt/ a set of clothes worn for a particular occasion or activity（为特定场合或活动而穿的）全套服装，装束 Casual outfit 休闲装 Formal outfit 正式装束 Sporty outfit 运动风装束 I'm going to wear my vampire outfit for Halloween. 万圣节我要穿我的吸血鬼装。 That outfit really suits you. 那套装束真的很适合你。