shut up
Britishverb
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(tr) to prevent all access to
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(tr) to confine or imprison
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informal to cease to talk or make a noise or cause to cease to talk or make a noise: often used in commands
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(intr) (of horses in a race) to cease through exhaustion from maintaining a racing pace
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Imprison, confine, enclose, as in The dog was shut up in the cellar for the night , or She shut up her memories and never talked about the past . [c. 1400]
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Close completely, as in The windows were shut up tightly so no rain came in . [Early 1500s] This usage also occurs in shut up shop , meaning “close the premises of a business,” as in It's late, let's shut up shop now . [Late 1500s] Also see close up , def. 3.
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Cause someone to stop speaking, silence someone, as in It's time someone shut him up . [Early 1800s]
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Stop speaking, as in I've told you what I think and now I'll shut up . This usage also occurs as a rather rude imperative, as in Shut up! You've said enough . [First half of 1800s]
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In response, Ham recorded a video telling Almendarez to shut up because “no one asked your opinion” and she has no “expertise in science.”
From Salon ● Jul. 10, 2026
But regardless of the private enforceability issue, the court clearly wants everyone to shut up and pretend that Callais is business as usual.
From Slate ● May 19, 2026
"I probably would have shut up in the press far earlier," he says with a chuckle.
From BBC ● Apr. 21, 2026
Ms. Zenovich possesses the interviewer’s most valuable skill, knowing when to shut up.
From The Wall Street Journal ● Mar. 31, 2026
Aside from congratulating Imogene, the district supervisor said that the worst part of being shut up in there for an hour and a half was the furniture.
From "The Best School Year Ever" by Barbara Robinson
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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.