often attributive
1
a
: 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
2
b
: mouthpiece sense 3a
he is the mouth … of the House in its relations with the Crown—
T. E. May
T. E. May
c(1)
: a tendency to excessive talk
he is not all mouth … he gets results—Time
Time
(2)
: saucy or disrespectful language : impudence
just don't take any mouth from him—Jackson Burgess
Jackson Burgess3
: 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
mouthed; mouthing; mouths
1
2
: to take into the mouth
especially
: eat
1
a
: 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
mouther
noun
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
Recent Examples on the Web
David Browne, Rolling Stone, 2 Nov. 2025
Think of it as a mini mouth cleanse after dessert.
—Khloe Quill, FOXNews.com, 2 Nov. 2025
Hannah Sacks, PEOPLE, 24 Oct. 2025
As in the never-ending parade of ostensibly Christian exorcism movies, religious belief here seems like a superficial excuse for a stock array of supernatural hoodoo — no matter how many times Chalik’s Abuyya pauses the action to mouth some healing doctrine.
—Dennis Harvey, Variety, 6 Aug. 2025
See All Example Sentences for mouth
Examples are automatically compiled from online sources to
show current usage.
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Noun
One day, Scorsese’s assistant panicked after taking too many hardcore sleeping bills, freezing up the assistant’s mouth in the process.
—David Browne, Rolling Stone, 2 Nov. 2025
Think of it as a mini mouth cleanse after dessert.
—Khloe Quill, FOXNews.com, 2 Nov. 2025
Verb
True and Dream then appeared in the same way, with True expertly flipping her sunglasses onto her face in time to the music, before the trio joined Kardashian to mouth the lyrics.
—Hannah Sacks, PEOPLE, 24 Oct. 2025
As in the never-ending parade of ostensibly Christian exorcism movies, religious belief here seems like a superficial excuse for a stock array of supernatural hoodoo — no matter how many times Chalik’s Abuyya pauses the action to mouth some healing doctrine.
—Dennis Harvey, Variety, 6 Aug. 2025
See All Example Sentences for mouth
Video
When Body Parts Are Also Verbs
Head, shoulders, metaphors, and toes
Cite this Entry
“Mouth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouth. Accessed 4 Nov. 2025.
Copy CitationKids Definition
mouth
1 of 2 noun1
: the opening through which food passes into the body of an animal and which in vertebrates is typically surrounded on the outside by the lips and encloses the tongue, gums, and teeth
2
: grimace
make a mouth
3
: an opening that is like a mouth
the mouth of a cave
the mouth of a container
4
: the place where a stream enters a larger body of water
mouth
2 of 2 verb1
a
: to speak or utter especially proudly or loudly : declaim
b
: to repeat without belief or understanding
mouth empty phrases
2
a
: to form with the lips without speaking
the librarian mouthed "quiet"
3
: to take into the mouth
mouther
noun
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