mouth

noun, often attributive
\ ˈmau̇th How to pronounce mouth (audio) \
plural mouths\ ˈmau̇t͟hz How to pronounce mouth (audio) also  ˈmau̇z How to pronounce mouth (audio) , ˈmau̇ths How to pronounce mouth (audio) ; in synecdochic compounds like "blabbermouths"  ˈmau̇ths is more frequent \

Definition of mouth

 (Entry 1 of 2)

1a : the natural opening through which food passes into the body of an animal and which in vertebrates is typically bounded externally by the lips and internally by the pharynx and encloses the tongue, gums, and teeth
b : grimace made a mouth
c : an individual requiring food had too many mouths to feed
2a : voice, speech finally gave mouth to her feelings
b : mouthpiece sense 3a he is the mouth … of the House in its relations with the Crown— T. E. May
c(1) : a tendency to excessive talk he is not all mouth … he gets resultsTime
(2) : saucy or disrespectful language : impudence just don't take any mouth from him— Jackson Burgess
3 : something that resembles a mouth especially in affording entrance or exit: such as
a : the place where a stream enters a larger body of water
b : the surface opening of an underground cavity (see cavity sense 1) the mouth of a well the mouth of a volcano
c : the opening of a container the mouth of a bottle
d : an opening in the side of an organ flue pipe
down in the mouth

mouth

verb
\ ˈmau̇t͟h How to pronounce mouth (audio) also ˈmau̇th How to pronounce mouth (audio) \
mouthed; mouthing; mouths

Definition of mouth (Entry 2 of 2)

transitive verb

b : to utter bombastically : declaim
c : to repeat without comprehension or sincerity always mouthing platitudes
d : to form soundlessly with the lips the librarian mouthed the word "quiet"
e : to utter indistinctly : mumble mouthed his words
2 : to take into the mouth especially : eat

intransitive verb

1a : to talk pompously : rant often used with off
b : to talk insolently or impudently usually used with off
2 : to move the mouth especially so as to make faces

Keep scrolling for more

Other Words from mouth

Noun

mouthlike \ ˈmau̇th-​ˌlīk How to pronounce mouth (audio) \ adjective

Verb

mouther noun

Synonyms for mouth

Synonyms: Noun

Synonyms: Verb

Visit the Thesaurus for More 

Examples of mouth in a Sentence

Noun He kissed her on the mouth. He threatened to punch me in the mouth. She stood there with her mouth agape. I burned the roof of my mouth. They told him to keep his mouth closed when chewing and not to talk with his mouth full. He wiped his mouth with a napkin after eating. She regretted saying it as soon as the words were out of her mouth. The smell of the food made my mouth water. The candy melts in your mouth. The medication is taken by mouth. Verb She was just mouthing the usual meaningless platitudes about the need for reform. silently mouthing the words to a song
See More
Recent Examples on the Web: Noun The earliest lion’s mouth adorning the Doge’s Palace dates back to 1618 and is still intact. Kasia Dietz, Travel, "Need to complain? Here’s how Renaissance-era Venetians did it," 4 Jan. 2021 In 2019, the U.S. blamed Iran for a series of limpet mine attacks on oil tankers near the Strait of Hormuz, the narrow mouth of the Persian Gulf through which 20% of all the world's oil passes. Fox News, "Security firms say suspicious object on oil tanker off Iraq," 1 Jan. 2021 Don't get caught pretending to mouth the words at New Year's Eve this year. Kendall Trammell, CNN, "The full lyrics to 'Auld Lang Syne' so you don't mumble your way through it," 31 Dec. 2020 The Clippers welcomed back forward Kawhi Leonard, who missed two games with a mouth laceration, and took it to the Blazers, 128-105 at Staples Center. oregonlive, "Portland Trail Blazers aim to shake off blowout loss at the Los Angeles Clippers," 31 Dec. 2020 Blake Griffin entered concussion protocol during halftime after taking an inadvertent elbow to the mouth from Warriors rookie center James Wiseman in the second quarter. Omari Sankofa Ii, Detroit Free Press, "Detroit Pistons lose Blake Griffin, Killian Hayes to injuries vs. Golden State Warriors," 30 Dec. 2020 Whatever controversy Dabo’s mouth generates has thus far had no impact on his program whatsoever. Dan Wolken, USA TODAY, "Opinion: What happened to Dabo Swinney? Even as Clemson wins, he loses with out-of-touch stances," 30 Dec. 2020 When Rachel Weisz spits precisely, almost angrily, into Rachel McAdams’s mouth in Disobedience, one is left only with the impression that something shocking has happened, without having been actually shocked. Shannon Pufahl, The New York Review of Books, "The Look of Lesbian Love," 28 Dec. 2020 Deputies noted foam around the victim's mouth and a nearby unlabeled pill bottle with counterfeit pills inside appearing to be oxycodone Hydrochloride. Kim Hyatt, Star Tribune, "Rush City man facing third-degree murder for sale of counterfeit pills laced with fentanyl," 28 Dec. 2020 Recent Examples on the Web: Verb Some of them would just stand there and mouth the words, beer delivery. David Lahuta, Travel + Leisure, "Let the Good Times Roll at These 'Bar Trucks' Popping Up Around the Country," 7 Oct. 2020 These days, designers who’d rather die than gain ten pounds, designers who’d rather make clothes for purse dogs than fat people, could mouth the right platitudes and make the right gestures. Seija Rankin, EW.com, "Preview Jennifer Weiner's Big Summer, the newest novel from the queen of beach reads," 5 May 2020 Who is speaking the truth, and on what basis, and who is merely mouthing what people want to hear? Richard Gunderman, The Conversation, "The ‘first scientist’s’ 800-year-old tonic for what ails us: The truth," 1 May 2020 Big fish, say a 2-pound female, will mouth it gently without moving. Bill Heavey, Field & Stream, "How to Catch a Mess of Jumbo Perch," 25 Mar. 2020 His peers are out there right now bad-mouthing the Bearcats. Paul Daugherty, Cincinnati.com, "Doc's Morning Line: If Luke Fickell's going to Michigan State, here's how we should react," 5 Feb. 2020 For months, Trump and his allies bad-mouthed her to Zelenskiy and others in Kyiv. Jonathan Allen, NBC News, "ANALYSIS: A fate worse than firing," 16 Nov. 2019 Workers who relied on Fernald for their very livelihoods got angry with Crawford for bad-mouthing their boss. cincinnati.com, "Death, lies and uranium: How an Ohio man’s mysterious disappearance in 1984 still haunts family, friends," 17 Mar. 2020 Now 8, with flowing brown hair, Jillian steers her electric wheelchair with her tongue and communicates by mouthing words barely above a whisper. Daniela Porat, ProPublica, "Evenflo, Maker of the “Big Kid” Booster Seat, Put Profits Over Child Safety," 6 Feb. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mouth.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of mouth

Noun

before the 12th century, in the meaning defined at sense 1a

Verb

14th century, in the meaning defined at transitive sense 1a

History and Etymology for mouth

Noun and Verb

Middle English, from Old English mūth; akin to Old High German mund mouth and perhaps to Latin mentum chin

Keep scrolling for more

Learn More about mouth

Time Traveler for mouth

Time Traveler

The first known use of mouth was before the 12th century

See more words from the same century

Statistics for mouth

Last Updated

6 Jan 2021

Cite this Entry

“Mouth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouth. Accessed 18 Jan. 2021.

Keep scrolling for more

More Definitions for mouth

mouth

noun
How to pronounce mouth (audio)

English Language Learners Definition of mouth

 (Entry 1 of 2)

: the opening through which food passes into the body : the part of the face that includes the lips and the opening behind them
: an opening in something
: the place where a river enters the ocean

mouth

verb
How to pronounce mouth (audio) How to pronounce mouth (audio)

English Language Learners Definition of mouth (Entry 2 of 2)

: to say or repeat (something) without really meaning it or understanding it
: to form (words) with your lips without speaking

mouth

noun
\ ˈmau̇th How to pronounce mouth (audio) \
plural mouths\ ˈmau̇t͟hz , ˈmau̇ths \

Kids Definition of mouth

 (Entry 1 of 2)

1 : the opening through which food passes into the body and which in humans is surrounded on the outside by the lips and contains the tongue and teeth
2 : an opening that is like a mouth There was a butcher who worked in the mouth of a narrow alley.— Laurence Yep, Dragonwings
3 : the place where a stream enters a larger body of water

mouth

verb
\ ˈmau̇t͟h How to pronounce mouth (audio) \
mouthed; mouthing

Kids Definition of mouth (Entry 2 of 2)

1 : to form with the lips without speaking The librarian mouthed “quiet.”
2 : to repeat without being sincere or without understanding Salesmen mouthed meaningless slogans.

mouth

noun
\ ˈmau̇th How to pronounce mouth (audio) \
plural mouths\ ˈmau̇t͟hz How to pronounce mouth (audio) \

Medical Definition of mouth

: the natural opening through which food passes into the animal body and which in vertebrates is typically bounded externally by the lips and internally by the pharynx and encloses the tongue, gums, and teeth

Keep scrolling for more

Comments on mouth

What made you want to look up mouth? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!