flash flood

noun

: a local flood of short duration generally resulting from heavy rainfall in the immediate vicinity
flash flood verb

Examples of flash flood in a Sentence

Recent Examples on the Web
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Authorities said efforts to minimize personnel in the canyon before the storm, as well as flash flood warnings, enabled crews to reach safety. ABC News, 17 Sep. 2026 In Arizona, forecasters issued a flash flood watch for much of the central and northern parts of that state. CBS News, 17 Sep. 2026 The remains were found near Crystal Rapid, about 10 miles downstream from Phantom Ranch, one of the areas devastated by the August 29 deadly flash flood that washed out footbridges and campgrounds. Chris Boyette, CNN Money, 15 Sep. 2026 The park said more flash floods and hazardous conditions were possible over the next two days, amid potential thunderstorms and downpours. Eve Chen, USA Today, 30 Aug. 2026 See All Example Sentences for flash flood

Word History

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of flash flood was in 1940

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Cite this Entry

“Flash flood.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flash%20flood. Accessed 21 Sep. 2026.

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