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Definitions

in a flash

ADVERB
without any delay
Synonyms
WEAK
in a jiffy in a second instantaneously instantly quickly

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“One Battle After Another” moves with breakneck speed, its 162 minutes going by in a flash.

From Los Angeles Times • Mar. 11, 2026

The U.S. women’s hockey team was almost caught in a flash storm of its own last Thursday, as it sat just two minutes from being on the wrong side of a massive upset against Canada.

From The Wall Street Journal • Feb. 23, 2026

Around 25 outfits will strut the catwalk on Sunday, a moment that "goes by in a flash".

From Barron's • Feb. 18, 2026

"Similarly, coming out of that mindset isn't something that happens in a flash."

From BBC • Oct. 10, 2025

She looked up to the sky, and her face went from distant to angry in a flash.

From "We'll Fly Away" by Bryan Bliss