mouth
Pluralmouths
Pluralmouths
Formsmouths, mouthing, mouthed
- 1The opening in your face and the space behind it, used for eating, drinking and talking.
Like the door where food goes into your body.
Open your mouth wide so the dentist can look.
The dog carried the ball in its mouth.
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- 2The place where a river meets the sea or flows into a bigger river or lake.
Like the end of a slide where you come out at the bottom.
The town sits at the mouth of the river, where boats head out to sea.
Salmon gather near the mouth before swimming upstream.
UsageSay at the mouth of the river.
Similaroutlet
Oppositesource
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- 3What a person says, or the way they talk, especially rude or cheeky talk.
that in the mouth of two or three witnesses every word may be established
1611, The Holy Bible, King James VersionHere, mouth means what people say, so the words of two or three witnesses.UsageSay watch your mouth: be careful what you say.
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- 5To move the lips, with or without making sound.
Like a goldfish opening and closing its lips at the glass.
She mouthed the answer to me across the quiet classroom.
I like to mouth the words when my favorite song plays.
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Less common meanings
- 6A person you have to feed, especially a child or other family member who depends on you.
With the new baby, they now have four mouths to feed.
Every new mouth at the table made money tighter for the family.
UsageSay another mouth to feed: one more person to feed.
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- 9To hold, carry, or chew something in your mouth without swallowing it, as babies and dogs do.
Like carrying something in your hands, but using your lips instead.
The dog gently mouthed the ball, holding it without biting down.
Puppies often mouth your fingers when they play.
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- 10A person who talks too much, often loudly or about other people's private business.
Like a radio that someone left turned up too loud.
Her brother is such a mouth at parties that no one else gets a word in.
That mouth in the back row never stops talking.
Similarchatterbox, windbag, gossip, loudmouth, blabbermouth
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- 12The part of a bridle bit that goes inside a horse's mouth.
The mouth of this bit is smooth, so it feels gentle on the horse.
A thicker mouth spreads the pressure more gently across the tongue.
- 13To make an opening or mouth in something.
The front collar must be mouthed out as shown, to take the second cone on the mandrel.
1882, Paul Nooncree Hasluck, The Metal Turner's HandbookHere, mouthed out means given a wider opening so something fits in it.The cutting edge of a shaving cutter should be mouthed out slightly with a fine oilstone.
1956, Mechanical World and Engineering Record - Volume 136Here, mouthed out means given a small opening or edge shape with a stone.Note
- 14To clean or shape something by licking it with the mouth.
Before egg-laying begins, the spawning grounds are mouthed over (cleaned) by both sexes.
1965, The Aquarist and Pondkeeper - Volumes 30-31Here, mouthed over means cleaned with the mouth, as the fish do.Meanwhile she, and the male, mouthed over the inner surface of pot until it was as clean as could be.
1937, Aquarium Journal - Volume 10, Issue 5Here, mouthed over means cleaned with their mouths until spotless.Similarlick
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- 15To check an animal's teeth, as a way to judge its age or health.
Farmers mouth their sheep each year to check the animals' ages.
The shepherd mouthed every ewe before buying the flock.
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- 16A twisted or ugly face made on purpose.
Counterfeit sad looks, / Make mouths upon me when I turn my back.
c. 1595, William Shakespeare, “A Midsommer Nights Dreame”Here, mouths means twisted faces made to mock someone.Note
- 17A person who speaks for a group and says what they all think.
Every coffeehouse has some particular statesman belonging to it, who is the mouth of the street where he lives.
1712, [Joseph Addison; Richard Steele et al.], “THURSDAY, June 12, 1712”Here, mouth means a spokesman who voices what the whole street thinks.Note
- 18To make funny or rude faces at someone.
And that other face -- that awful, gibbering, mouthing face she drew away.
1873, May Agnes Fleming, A Wonderful WomanHere, mouthing means making ugly, mocking faces.The man mouthed at the bars. He was half-mad, I think, in that one minute.
1906, Bernard Edward Joseph Capes, At a Winter's FireHere, mouthed means made wild, twisted faces.Note
Showing meanings only.
Practice
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Origin
From Old English mūþ, going back to Proto-Germanic *munþaz, meaning "mouth." The verb comes from the noun.
Checked 1 Nov 2026 · 3 facts
- Mouth descends from Old English mūþ, ultimately from Proto-Germanic *munþaz. en.wiktionary.org
- Proto-Germanic *munþaz meant mouth. en.wiktionary.org
- The verb mouth derives from the noun. en.wiktionary.org