as in to quiet (down)
to stop talking
the schoolboy ordered his mates to belt up about the prank
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of belt up
The evening’s co-main event bout between Raymond Ford and Thomas Mattice also has a belt up for grabs.
—
Trent Reinsmith, Forbes.com, 9 Apr. 2025
Going back home Sunday looks nice, except for the Lake Effect Snow belt up in New York, Pennsylvania and Michigan.
—Amanda Castro, Newsweek, 26 Nov. 2024
Going back home Sunday looks nice, except for the Lake Effect Snow belt up in New York, Pennsylvania and Michigan.
—Amanda Castro, Newsweek, 26 Nov. 2024
Canelo Alvarez of Mexico (57-1-2, 39 KOs) steps back into the ring to try and conquer yet another weight class, this time putting on several pounds for a matchup against current WBA light heavyweight champion Dmitry Bivol of Russia (19-0, 11 KOs) who is putting his belt up for grabs in this bout.
—oregonlive, 7 May 2022
So getting some of those at-bats under his belt up here will be part of that.
—Nick Piecoro, The Arizona Republic, 28 Aug. 2022
Designed to attach to a belt up to 2½ inches wide or to a PALS system, the pouch comes very close to duplicating the performance of an OWB holster.
—Mike Dickerson, Outdoor Life, 23 Oct. 2020
Trent Reinsmith, Forbes.com, 9 Apr. 2025
Going back home Sunday looks nice, except for the Lake Effect Snow belt up in New York, Pennsylvania and Michigan.
—Amanda Castro, Newsweek, 26 Nov. 2024
Going back home Sunday looks nice, except for the Lake Effect Snow belt up in New York, Pennsylvania and Michigan.
—Amanda Castro, Newsweek, 26 Nov. 2024
Canelo Alvarez of Mexico (57-1-2, 39 KOs) steps back into the ring to try and conquer yet another weight class, this time putting on several pounds for a matchup against current WBA light heavyweight champion Dmitry Bivol of Russia (19-0, 11 KOs) who is putting his belt up for grabs in this bout.
—oregonlive, 7 May 2022
So getting some of those at-bats under his belt up here will be part of that.
—Nick Piecoro, The Arizona Republic, 28 Aug. 2022
Designed to attach to a belt up to 2½ inches wide or to a PALS system, the pouch comes very close to duplicating the performance of an OWB holster.
—Mike Dickerson, Outdoor Life, 23 Oct. 2020
Recent Examples of Synonyms for belt up
Verb
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The budget is a complex document — with money streaming in or drying up from sources with different spending rules.—
Howard Blume,
Los Angeles Times,
23 June 2025
-
And so, without the corporate donations typically fueled by Pride partnerships, even that private sector support is drying up.—
Brett F. Braley-Palko,
Forbes.com,
23 June 2025
Verb
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Time to put up or shut up ... After lengthy production delays at Amazon's satellite factory, the retail giant is finally churning out Kuiper satellites at scale.—
ArsTechnica,
ArsTechnica,
27 June 2025
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In Ono’s understanding, then, university presidents are to shut up and do as they are told.—
David Niven,
The Orlando Sentinel,
21 June 2025
Verb
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Trump had been more open to diplomacy near the beginning of Israel’s conflict with Iran, leaving his nuclear deal options open with them, but has since clammed up.—
Ross O'Keefe,
The Washington Examiner,
21 June 2025
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Win your division, and the odds of winning the World Series improve. I’m tempted to clam up right there because earning a wild-card berth can also lead to winning a World Series — see Bruce Bochy with the 2012 Giants and 2023 Rangers.—
Tom Krasovic,
San Diego Union-Tribune,
9 June 2025
Verb
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That’s where Panthers players continued their week-long celebration — Cats also lead the NHL in celebrating — as Conn Smythe playoffs MVP and pending free agent Sam Bennett took the mic as the crowd hushed.—
Greg Cote,
Miami Herald,
22 June 2025
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Game 2 is on Sunday. 3h ago / 8:07 PM PDT Share Home crowd has gone silent Andrew Greif Reporting from Oklahoma City Tyrese Haliburton hits a go-ahead jumper with 0.3 of a second left to take a 111-110 lead and the home crowd has hushed in stunned disbelief.—
Greg Rosenstein,
NBC news,
6 June 2025
Cite this Entry
“Belt up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/belt%20up. Accessed 5 Jul. 2025.
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