mouthpiece

noun

mouth·​piece ˈmau̇th-ˌpēs How to pronounce mouthpiece (audio)
Synonyms of mouthpiecenext
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 : spokesperson
b
slang : a criminal lawyer

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
He was hurt and the referee made the odd decision to allow Verhoeven to put the mouthpiece back in during a timeout. Brian Mazique, Forbes.com, 27 May 2026 Shortly after Warren went after Schatz, the neo-Brandeisian network savaged him as a mouthpiece for private equity. Jonathan Chait, The Atlantic, 26 May 2026 Try your best to get into any cracks or crevices, like around mouthpieces, that might invite mold. Natalia Gonzalez Blanco Serrano, The Spruce, 23 May 2026 Orbán’s rule was marked by a sprawling media ecosystem, which for years served as a loyal mouthpiece for his Fidesz party while discrediting, defaming and intimidating his opponents. ABC News, 18 May 2026 See All Example Sentences for mouthpiece

Word History

First Known Use

1673, in the meaning defined at sense 1

Time Traveler
The first known use of mouthpiece was in 1673

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Cite this Entry

“Mouthpiece.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouthpiece. Accessed 29 May. 2026.

Kids Definition

mouthpiece

noun
mouth·​piece -ˌpēs How to pronounce mouthpiece (audio)
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

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