bun·gee jump·ing /ˈbʌndʒi ˌdʒʌmpɪŋ/ noun [uncountableU] a sport in which you jump off something very high with a long length of special rope that stretches tied to your legs, so that you go up again without touching the ground 高空弹跳,蹦极跳
—bungee jump noun [countableC]
—bungee jumper noun [countableC]