mouthpiece

American  

[mouth-pees] / ˈmaʊθˌpis /

noun

• mouthpieces
  plural

1. a piece placed at or forming the mouth, as of a receptacle or tube.

2. a piece or part, as of an instrument, to which the mouth is applied or which is held in the mouth.

   the mouthpiece of a trumpet.

3. the part of a bit or bridle, as for a horse, that passes through the animal's mouth.

4. a person, newspaper, etc., that conveys the opinions or sentiments of others; spokesperson.

5. Slang. a lawyer, especially a criminal lawyer.

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mouthpiece British  

/ ˈmaʊθˌpiːs /

noun

1. the part of a wind instrument into which the player blows

2. the part of a telephone receiver into which a person speaks

3. the part of a container forming its mouth

4. a person who acts as a spokesman, as for an organization

5. a publication, esp a periodical, expressing the official views of an organization

6. boxing another name for gumshield

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Other Word Forms

Noun Inflected Forms

• mouthpieces
  plural

Etymology

Origin of mouthpiece

First recorded in 1675–85; mouth + piece

Example Sentences

See Examples For:

mouthpiece mouthpieces

Kit Connor says working as a producer on the film alongside Joe Locke allowed them to be a "mouthpiece for the cast"

From BBC ● Jul. 16, 2026

Locke and Connor are also both producers for this final chapter, which Connor says allowed them to "be the creative input and mouthpiece for the cast" who "all care about these characters and the story".

From BBC ● Jul. 16, 2026

"Graham Platner was never the movement. He was just a mouthpiece," Hunt said.

From Barron's ● Jul. 9, 2026

Ryan said he isn’t a mouthpiece for the administration and turned down some opportunities for access, including chances to visit the White House and interview cabinet members alongside reporters, because it wasn’t exclusive.

From The Wall Street Journal ● Oct. 12, 2025

He lifted the receiver and spoke into the mouthpiece: “It is now zero minus twenty minutes.”

From "Bomb" by Steve Sheinkin

The company may also be getting loyal mouthpieces.

From Slate ● Apr. 7, 2026

Ms. Takaichi had the temerity to say so in November, and Beijing’s mouthpieces attacked her for it.

From The Wall Street Journal ● Dec. 30, 2025

It supports a wide range of accessories—from glass mouthpieces to bubblers and dosing capsules.

From Salon ● Apr. 18, 2025

He described his "Ethiopian bird pipe" as having two mouthpieces, one of which would produce a sound that would make a bird raise one leg, and the other mouthpiece the other leg.

From BBC ● Mar. 2, 2025

"Mr. Donatelli's letting me work around the gym, take care of the gloves and wash the mouthpieces."

From "The Contender" by Robert Lipsyte