mouthpiece
//ˈmaʊθˌpiːs//
Noun
mouthpieceSingular
mouthpiecesPlural
1
The part of a musical instrument, telephone, or other device that is placed in or near the mouth.
The saxophone player cleaned the mouthpiece of his instrument after the concert.
2
A protective device worn over the teeth, especially by athletes in contact sports.
Boxers must wear a mouthpiece during matches to protect their teeth.
3
A person or publication that speaks on behalf of another person or organization.
The newspaper has become a mouthpiece for the government.
4
A lawyer, especially one who represents criminals.
The gang leader hired a well-known mouthpiece to defend him in court.