har·ness¹/`hɑrnɪs; ˈhɑːnɪs/ n 1 [C,U] a set of leather bands fastened with metal that is used to control a horse 挽具,马具 2 [C] a set of bands that is used to hold someone in a place or to stop them from falling 〔用于把某人固定在一处或防止他们摔倒的〕系带: a safety harness 安全带