See keep fit for more keep-fitSee main entry: keep fit keep-fitBrE /ˌkiːp ˈfɪt/ 🔊NAmE /ˌkiːp ˈfɪt/ 🔊 noun [uncountable] (BrE) physical exercises that you do, usually in a class with other people, in order to improve your strength and to stay healthy (集体)健身锻炼,健身操◆a keep-fit class健身班