blowout
Americannoun
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blowouts
plural
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a sudden bursting or rupture of an automobile tire.
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a sudden or violent escape of air, steam, or the like.
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a hollow formed in a region of shifting sands or light soil by the action of the wind.
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an uncontrollable escape of oil, gas, or water from a well.
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a service at a hair salon in which the hair is blow-dried and styled.
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Aeronautics. flame-out.
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Slang. a lavish party or entertainment.
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Slang. a decisive victory or defeat.
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blowout sale. Slang. a sale featuring very large discounts.
Other Word Forms
Noun Inflected Forms
Etymology
Origin of blowout
First recorded in 1815–25; noun use of verb phrase blow out
Explanation
When something stops working or breaks down, you can call it a blowout. The blowout of a city's electrical system can be a particularly big problem. A blowout most often involves air or gas pressure — a blowout when you're driving on the highway is a popped tire. You can also use the word to mean a really easy victory in sports, like your favorite football team's blowout victory over its rival. Yet another meaning of blowout is a fabulous party: "Let's have a blowout to celebrate your twenty-first birthday!" The original, colloquial American meaning of blowout was "outburst," or what might today be called a "blow up."
Vocabulary lists containing blowout
Super Bowl Blowout: Epic Vocab for the Big Game
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American Football, 4th Quarter
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American Football, 3rd Quarter
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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.
See Examples For:
The biotech company has struggled to find its next major product after the blowout success of its COVID-19 vaccine.
From MarketWatch ● Aug. 19, 2026
Optical stocks have recaptured investors’ interest lately, but Lumentum’s blowout earnings report is being met with a ho-hum response.
From MarketWatch ● Aug. 11, 2026
He saw me pull out of my driveway once and flagged me down to tell me I was headed for a blowout soon.
From Los Angeles Times ● Aug. 6, 2026
Stellar earnings now barely move shares, because the rally already priced in the blowout.
From The Wall Street Journal ● Jul. 28, 2026
“The blowout seems about a third up the casement.”
From "October Sky" by Homer Hickam
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This past summer Wi Spa also opened a salon for blowouts, called Root Style Bar, adjacent to its women’s dressing room.
From Los Angeles Times ● May 5, 2026
Kershaw might be needed beyond the role he was promised: save the team from using the current major league pitchers in blowouts or extra innings.
From Los Angeles Times ● Mar. 2, 2026
On a population-adjusted basis, by my calculation, only FDR bests him—FDR whose four presidential runs were all blowouts.
From The Wall Street Journal ● Jan. 13, 2026
All three of the Lakers’ most recent losses have been blowouts.
From Los Angeles Times ● Dec. 26, 2025
They had had seven blowouts on the way.
From "Slaughterhouse-Five" by Kurt Vonnegut
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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.