1.幼鸟或幼禽的尾巴。语出《礼记．内则》﹕"雏尾不盈握﹐弗食。"孔颖达疏﹕"雏﹐谓小鸟﹐尾盈一握﹐然后堪食﹐若其过小未盈握﹐不堪食也。"