blowoff
Americannoun
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a current of escaping surplus steam, water, etc..
The safety valve released a violent blowoff from the furnace.
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a device that permits and channels such a current.
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Slang. a person who brags or boasts; a blow-hard.
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a temporary, sudden surge, as in prices.
The Federal Reserve Board's credit tightening could cause a blowoff in interest rates.
Etymology
Origin of blowoff
First recorded in 1830–40; noun use of verb phrase blow off
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.
After that, it backed off a little on what seemed like normal profit-taking rather than any sort of blowoff capitulation.
From MarketWatch ● Aug. 6, 2026
“Even before the pandemic, people thought of Friday as a kind of blowoff day. And now there’s a growing expectation that you can work from home to jump-start your weekend.”
From Washington Post ● Jul. 15, 2022
“I did kind of think it would be a blowoff class.”
From Washington Post ● May 16, 2019
The blowoff came sooner than many observers had expected.
From Time Magazine Archive
Or perhaps blowoff is happening, but the gases lost to space are being replenished by others released from the satellite’s interior.
From "Cosmos" by Carl Sagan
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.
