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
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 results — Time
(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
mouth
verb
mouthed;
mouthing;
mouths
Definition of mouth (Entry 2 of 2)
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
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
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