First Known Use: before 12th century
Dictionary
1mouth
noun, often attributive \ˈmau̇th\
: 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
plural mouths \ˈmau̇thz also ˈmau̇z, ˈmau̇ths; in synecdochic compounds like “blabbermouths” ths more frequently\
Full Definition of MOUTH
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
a : voice, speech <finally gave mouth to her feelings> b : mouthpiece 3a c (1) : a tendency to excessive talk (2) : saucy or disrespectful language : impudence
3
: something that resembles a mouth especially in affording entrance or exit: as a : the place where a stream enters a larger body of water b : the surface opening of an underground cavity c : the opening of a container d : an opening in the side of an organ flue pipe
— mouth·like \ˈmau̇th-ˌlīk\ adjective
See mouth defined for English-language learners
See mouth defined for kids
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Origin of MOUTH
Middle English, from Old English mūth; akin to Old High German mund mouth and perhaps to Latin mentum chin
Related to MOUTH
Other Anatomy Terms
2mouth
verb \ˈmau̇th also ˈmau̇th\
: to say or repeat (something) without really meaning it or understanding it
: to form (words) with your lips without speaking
Full Definition of MOUTH
transitive verb
1
2
: to take into the mouth; especially : eat
intransitive verb
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
— mouth·er noun
See mouth defined for English-language learners
First Known Use of MOUTH
14th century
MOUTH Defined for Kids
1mouth
noun \ˈmau̇th\
plural mouths \ˈmau̇thz, ˈmau̇ths\
Definition of MOUTH for Kids
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
2mouth
verb \ˈmau̇th\
mouthedmouth·ing
Definition of MOUTH for Kids
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.>
Medical Dictionary
mouth
noun \ˈmau̇th\
plural mouths \ˈmau̇thz\
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
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