in a flash

phrase

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

Video from a passing vehicle shows the jet, a Learjet 60, slamming down nose first on a busy roadway in a flash before a fireball erupts. — Cindy Von Quednow, CNN Money, 1 Nov. 2026

In June 2025, a homeless woman was one of 13 people who died in a flash flood. — Megan Rodriguez, San Antonio Express-News, 30 Sep. 2026

Lawrence will reprise her role as Katniss Everdeen, while Hutcherson will return as Peeta Mellark, with the pair likely appearing in a flash-forward. — Etan Vlessing, HollywoodReporter, 10 Sep. 2026

The carbon cycle is spinning wildly, as the carbon accumulated over vast stretches of time is recycled in a flash. — Literary Hub, 9 Sep. 2026

Rhymes for in a flash

• calabash
• ash
• bash
• brash
• cache
• cash
• clash
• crash
• dash
• gash
• hash
• lash