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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The flash flood, triggered by a period of sudden heavy rainfall, hit a scenic area in the province's Weiyuan county in the afternoon and trapped some tourists who were camping. ABC News, 26 July 2026 The town of Telluride, Colorado, which is at the base of the San Juan Mountain Range in the Rocky Mountains, is not unfamiliar with flash floods. Aaron Couch, HollywoodReporter, 24 July 2026 Torrential rains also hit New Jersey, where flash flood warnings were issued for several counties. Ray Sanchez, CNN Money, 18 July 2026 The museum closed early on Saturday and will remain closed Sunday due to the flash flood warning, according to a statement posted on Instagram. Tessa Solomon, ARTnews.com, 18 July 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

Browse Nearby Words

Cite this Entry

“Flash flood.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flash%20flood. Accessed 1 Aug. 2026.

More from Merriam-Webster on flash flood

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster