柯林斯词典grandfather clock (grandfather clocks) 1. N-COUNT A grandfather clock is an old-fashioned type of clock in a tall wooden case which stands upright on the floor. 老式落地大擺鍾 返回 grandfather clock剑桥词典a tall clock in a wooden case that stands on the floor （裝於高木匣中的）落地擺鍾 返回 grandfather clock