in a flash
idiom
informal
: very quickly or suddenly
I'll be back in a flash.
The idea came to me in a flash.
Examples of in a flash in a Sentence
Recent Examples on the Web
This ground beef casserole comes together in a flash.
—
Heather Riske, Better Homes & Gardens, 23 Dec. 2025
Nickels and dimes Barron broke on the ball in a flash.
—Parker Gabriel, Denver Post, 6 Dec. 2025
In the fourth, after a Gonzalez flagrant foul and two quick New York buckets cut the Celtics’ cushion from 12 points to three in a flash, Minott drilled another three out of a timeout to give his team some breathing room.
—Zack Cox, Boston Herald, 4 Dec. 2025
Unlike a regular snowstorm, which can go on for hours, a snow squall can happen in a flash.
—Carolyn Gusoff, CBS News, 25 Nov. 2025
See All Example Sentences for in a flash
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Heather Riske, Better Homes & Gardens, 23 Dec. 2025
Nickels and dimes Barron broke on the ball in a flash.
—Parker Gabriel, Denver Post, 6 Dec. 2025
In the fourth, after a Gonzalez flagrant foul and two quick New York buckets cut the Celtics’ cushion from 12 points to three in a flash, Minott drilled another three out of a timeout to give his team some breathing room.
—Zack Cox, Boston Herald, 4 Dec. 2025
Unlike a regular snowstorm, which can go on for hours, a snow squall can happen in a flash.
—Carolyn Gusoff, CBS News, 25 Nov. 2025
See All Example Sentences for in a flash
Cite this Entry
“In a flash.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20a%20flash. Accessed 1 Jan. 2026.
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