- a sudden bursting or rupture of an automobile tire.
- a sudden or violent escape of air, steam, or the like.
- a hollow formed in a region of shifting sands or light soil by the action of the wind.
- an uncontrollable escape of oil, gas, or water from a well.
- Aeronautics. flame-out.
- Slang. a lavish party or entertainment.
Origin of blowout
First recorded in 1815–25; noun use of verb phrase blow out
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for blowout
TLDR: Biden wins, Ryan average, VP debates don't matter unless it's a blowout.Vice Presidential Debate Live Blog
October 11, 2012
Bowing Out: Jil Sander has opted out of the blowout fashion show format for her womenswear comeback in Milan this September.Natalie Portman Weds in Rodarte; Jil Sander Goes Off The Grid
The Daily Beast
August 7, 2012
In this part of the country we call it blowout—when the mouth opens up in the middle of a hill and shoots stuff out like a rifle.Chris Hedges and Joe Sacco Chronicle Mining Catastrophes in West Virginia
Chris Hedges, Joe Sacco
June 14, 2012
With nearly two-thirds of the vote in, Maryland was shaping up as a Romney blowout, 48 to 30 percent.Mitt Romney Runs the Table, Winning Wisconsin, Maryland, and D.C.
April 4, 2012
Horse-race polls that once showed a tough battle between the two now project an Obama blowout.Michael Tomasky on the GOP’s Michigan Giveaway
February 27, 2012
This was to be a proper full 'blowout' with 'fizz' and port!The Forsyte Saga, Complete
This is the only scout outfit I know of, one of them said; we had a blowout.Roy Blakeley's Silver Fox Patrol
Percy Keese Fitzhugh
"Hang it all, there's a blowout," growled Reed, bringing the car to a stop.The Golden Boys and Their New Electric Cell
L. P. Wyman
The tube, inactivated immediately after the blowout, was cold.Spillthrough
Daniel F. Galouye
"It's the blowout," the mother said, as Jerry looked at her for the first time.The Reclaimers
Margaret Hill McCarter