mouthpiece

noun

mouth·​piece ˈmau̇th-ˌpēs 

1

: something placed at or forming a mouth

2

: a part (as of an instrument) that goes in the mouth or to which the mouth is applied

3

a

: one that expresses or interprets another's views : spokesman

b

slang : a criminal lawyer

Synonyms

• mouth
• point man
• point person
• prophet
• speaker
• spokesman
• spokesperson

Examples of mouthpiece in a Sentence

the mouthpiece of a trumpet

He's been acting as a mouthpiece for the government on questions of foreign policy.

The company has hired an attorney as a mouthpiece to answer its critics.

Recent Examples on the Web

Through the popularization of television, internet, podcasts and social platforms, press secretaries are now among the most visible people in every administration, standing in front of cameras and microphones on a near-daily basis to act as a mouthpiece for the United States president. —Kyler Alvord, People.com, 9 May 2025

They’re driven by a better buying experience: one where the seller acts as a guide through uncertainty, not just a mouthpiece for the solution. —Ray Makela, Forbes.com, 30 Apr. 2025

The role of our free press is to hold those in power accountable, not to act as their mouthpiece. —Josh Hammer, Newsweek, 14 Feb. 2025

Nearly ten years later, both Baker and the NCAA have seemingly capitulated to the right-wing propaganda campaign against trans people in sports, following protests and legal actions from anti-trans mouthpieces like former college swimmer Riley Gaines. —Samantha Riedel, Them, 7 Feb. 2025

Word History

First Known Use

1673, in the meaning defined at sense 1

Rhymes for mouthpiece

• apiece
• aris
• assise
• caprice
• cerise
• decease
• decrease
• eyepiece
• facepiece
• handpiece
• headpiece
• increase

Kids Definition

mouthpiece

noun

mouth·​piece -ˌpēs 

1

: the part put to, between, or near the lips

the mouthpiece of a trumpet

the mouthpiece of a telephone

2

: someone who expresses another person's ideas : spokesperson