/ˈmaʊθpi:s ||; ˈmaυθˌpis/noun[C] 1 the part of a telephone, musical instrument, etc that you put in or near your mouth （电话的）送话口；（乐器的）吹口
2 a person, newspaper, etc that a particular group uses to express its opinions 喉舌；代言人: Pravda was the mouthpiece of the Soviet government. 真理报是前苏联政府的喉舌。