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
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
The steepest deal on the list belongs to this small but mighty handheld vacuum cleaner that can snatch up pet fur, dust, dirt, and more debris from furniture in a flash.
—Clara McMahon, PEOPLE, 15 Nov. 2025
See All Example Sentences for in a flash
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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
The steepest deal on the list belongs to this small but mighty handheld vacuum cleaner that can snatch up pet fur, dust, dirt, and more debris from furniture in a flash.
—Clara McMahon, PEOPLE, 15 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 12 Dec. 2025.
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