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
The cut was used in a flash mob video posted by Julian Cohen, known for live musical performances and large gatherings of singers and performers.
—
Hugh McIntyre, Forbes.com, 10 Sep. 2025
Organize your shower products in a flash with our Steel Shower Caddy.
—Sophia Beams, Better Homes & Gardens, 27 Aug. 2025
Reaching for a portable clothes steamer is my go-to hack for knocking out pesky creases in a flash.
—Maggie Horton, People.com, 22 Aug. 2025
The heartbreaking video shared by 21-year-old Tate (@hairbyelll_) is a poignant reminder of how life can change in a flash.
—Lucy Notarantonio, MSNBC Newsweek, 19 Aug. 2025
See All Example Sentences for in a flash
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Hugh McIntyre, Forbes.com, 10 Sep. 2025
Organize your shower products in a flash with our Steel Shower Caddy.
—Sophia Beams, Better Homes & Gardens, 27 Aug. 2025
Reaching for a portable clothes steamer is my go-to hack for knocking out pesky creases in a flash.
—Maggie Horton, People.com, 22 Aug. 2025
The heartbreaking video shared by 21-year-old Tate (@hairbyelll_) is a poignant reminder of how life can change in a flash.
—Lucy Notarantonio, MSNBC Newsweek, 19 Aug. 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 18 Sep. 2025.
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