belt up
Britishverb
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slang to become or cause to become silent; stop talking: often used in the imperative
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to fasten with or by a belt, esp a seat belt
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.
For now, however, travelers should check airport rules — and belt up, sip down and be ready to unpack.
From Salon ● Jul. 19, 2025
I remember getting a lot of Looney Tunes oversized T-shirts — whenever we talk about throwback T-shirts, that was always one — and baggy pants that I had to belt up.
From Los Angeles Times ● Dec. 1, 2021
The Liverpudlian puts his WBA world super-middleweight title up for grabs in San Antonio and with the vacant WBC belt up for grabs too, the winner will hold two of the four belts at 168lbs.
From BBC ● Dec. 18, 2020
When pilots see roiling clouds ahead, they can take evasive action or at least warn passengers to belt up.
From Time Magazine Archive
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Place the assembled equipment on the ground, suspender side of haversack down, pockets of cartridge belt up, haversack spread put, inside flap and pack carrier extended their full length to the rear.
From Manual for Noncommissioned Officers and Privates of Infantry of the Army of the United States, 1917 To be used by Engineer companies (dismounted) and Coast Artillery companies for Infantry instruction and training by United States War Department
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.