flash flood

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noun

a sudden and destructive rush of water down a narrow gully or over a sloping surface, caused by heavy rainfall.

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Origin of flash flood

First recorded in 1935–40

synonym study for flash flood

See flood.

Words nearby flash flood

flash drive, flashed glass, flash eliminator, flasher, flash fiction, flash flood, flash-forward, flash-freeze, flashgun, flashing, flashing point

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use flash flood in a sentence

Making matters worse, the Weather Service is predicting heavy rain and flash flooding in southeast Louisiana on Friday, ahead of the storm because of a separate tropical weather disturbance, prompting a flash flood watch.
Ida strengthens to hurricane, predicted to strike Louisiana as Category 3 late Sunday|Matthew Cappucci, Jason Samenow|August 27, 2021|Washington Post
Climate change has increased the likelihood of heavy downpours in Western Europe such as the July rains that led to devastating flash floods, researchers affiliated with the World Weather Attribution network report August 23.
Climate change made Europe’s flash floods in July more likely|Carolyn Gramling|August 23, 2021|Science News
The rover has spotted layered rocks which were probably built up as the composition of the water body changed, supporting the idea that the lake grew and shrank over time and could even have had flash floods.
After a few hiccups, NASA’s Perseverance begins its main missions on Mars|Monroe Hammond|August 19, 2021|Popular-Science
Just as Goerke was imploring us to ford every stream, the National Weather Service was advising us to take shelter due to flash floods and possible tornadoes.
Wolf Trap celebrates 50 years of arts in the wild — so what’s another rainstorm?|Michael Andor Brodeur|July 2, 2021|Washington Post

The Weather Service has issued a flash flood watch through Thursday night and is predicting one to three inches of rain and the potential for locally higher amounts.
Heavy storms, some damaging, exit D.C. area. More rain likely tonight.|Jeffrey Halverson, Jason Samenow|July 1, 2021|Washington Post
On day two, a flash flood occurred, damaging much of the filmmaking equipment and ruining the appearance of the location.
Doomed Passion Projects of Hollywood: The Lost Classics of Stanley Kubrick, Alfred Hitchcock, and More|Marlow Stern|March 28, 2014|DAILY BEAST
What had swept away those bodies might be comparable to a flash flood.
The Planet with No Nightmare|Jim Harmon

British Dictionary definitions for flash flood

flash flood

noun

a sudden short-lived torrent, usually caused by a heavy storm, esp in desert regions

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for flash flood

flash flood

[ flăsh ]

A sudden, localized flood of great volume and short duration, typically caused by unusually heavy rain in a semiarid area. Flash floods can reach their peak volume in a matter of a few minutes and often carry large loads of mud and rock fragments.

flash flood

Origin of flash flood

synonym study for flash flood

Words nearby flash flood

Words related to flash flood

How to use flash flood in a sentence

British Dictionary definitions for flash flood

Scientific definitions for flash flood