mouth off

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the human mouth and its contiguous structures
A. hard palate
B. lips
C. teeth
D. salivary glands
E. trachea
F. esophagus
G. soft palate
H. tongue


n. pl. mouths (mouthz)
a. The body opening through which an animal takes in food.
b. The cavity lying at the upper end of the digestive tract, bounded on the outside by the lips and inside by the oropharynx and containing in humans and certain other vertebrates the tongue, gums, and teeth.
c. This cavity regarded as the source of sounds and speech.
d. The opening to any cavity or canal in an organ or a bodily part.
a. The part of the lips visible on the human face.
b. A pout, grimace, or similar expression: made a mouth when the teacher turned away.
a. A person viewed as a consumer of food: has three mouths to feed at home.
b. A spokesperson; a mouthpiece: acts as the mouth of the organization.
a. Utterance; voice: gave mouth to her doubts.
b. A tendency to talk excessively or unwisely: is known mainly for his mouth.
c. Impudent or vulgar talk: Watch your mouth.
5. An opening, especially:
a. The part of a stream or river that empties into a larger body of water.
b. The entrance to a harbor, canyon, valley, or cave.
c. The opening through which a container is filled or emptied.
d. The muzzle of a gun.
e. The opening between the jaws of a vise or other holding or gripping tool.
f. An opening in the pipe of an organ.
g. The opening in the mouthpiece of a flute across which the player blows.
v. (mouth) mouthed, mouth·ing, mouths
1. To speak or pronounce, especially:
a. To declare in a pompous manner; declaim: mouthing his opinions of the candidates.
b. To utter without conviction or understanding: mouthing empty compliments.
c. To form soundlessly: I mouthed the words as the others sang.
2. To take in or touch with the mouth: Small children tend to mouth their toys.
1. To orate affectedly; declaim.
2. To grimace.
Phrasal Verb:
mouth off Slang
1. To express one's opinions or complaints in a loud, indiscreet manner.
2. To speak impudently; talk back.
down in/at the mouth
Discouraged; sad; dejected.

[Middle English, from Old English mūth; see men- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

mouth off

vb (intr, adv)
informal Brit to give an opinion or speak emotionally, often without much care or consideration
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.mouth off - talk in a noisy, excited, or declamatory manner
mouth, speak, talk, verbalise, verbalize, utter - express in speech; "She talks a lot of nonsense"; "This depressed patient does not verbalize"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
He knows the soldiers or the KGB or the Gestapo won't be coming for him, so he shoots his mouth off.
Summary: What America needs are people who think twice before they shoot their mouth off to the media.
KATIE Hopkins loves shooting her mouth off about the topic of the day - it's how she makes her living.
"But there's no point in shouting your mouth off. It's better to go about your business aiming to win.
Snakebite said: "I've been blabbing my mouth off about the Matchplay being the one.
What the Lebanese Government is Doing About the Ebola Outbreak After Gino shot his mouth off by saying that Lebanon wasn't doing much for the Ebola threat, other social-media heads showed him that opposite is being done and put him in his place.
Also, a newspaper like the Echo, which only gives coverage and support to people who mouth off and shout the loudest.
He met Fury recently and says the unbeaten heavyweight prospect was as "quiet as a mouse" before shouting his mouth off when he left.
"He has been shouting his mouth off in interviews, getting digs in left, right and centre.
* IN A recent Chronicle I saw the pit yakker from Blyth shooting his mouth off about knife crime.
I REPLY to M Hornby, of Irby ("Not all bad news"), maybe not for him, but he needs to get his facts right before spouting his mouth off. All pensioners do not get pounds 25 cold weather payment or a pay rise.
I shoot my mouth off every now and then, he shoots his mouth off every now and then.