m(o)ustache/məˈstɑːʃ/ n. [u]小胡子；稀疏的髭：His father shaved off his moustache.他的父亲剃了小胡子。He’s trying to grow a moustache.他在留胡子。An enormous black moustache drooped over his mouth.浓密的黑胡子垂下来遮住了他的嘴。