open one's mouth
IdiomsExample Sentences
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As the saying goes, better to remain silent and be thought a fool than to open one’s mouth and remove all doubt—same goes for military posturing.
From Time • Aug. 21, 2017
To open one's mouth today in public or write something for public consumption, even on a small scale, is to invite scorn, hatred, speculations about one's character, motives, politics, and entire life.
From New York Times • Aug. 2, 2016
Many are already adept in that ancient talent of British diplomacy: the ability to open one's mouth and move one's lips to emit words which give the illusion, but only the illusion, of a reply.
From Time Magazine Archive
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It is painful to open one's mouth in such an atmosphere; sharp icicles form immediately between one's lips, and the breath is not warm enough to melt them.
From The English at the North Pole Part I of the Adventures of Captain Hatteras by Verne, Jules
Handing this to the driver, he sprang into the seat beside him, saying, "Sometimes it pays better to open one's mouth!"
From The Spiritualists and the Detectives by Pinkerton, Allan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.