in a flash
Definition of in a flash
: very quickly or suddenly I'll be back in a flash. The idea came to me in a flash.
Word by Word Definitions
: rush, dash
: to break forth in or like a sudden flame or flare
: to appear suddenly
: a sudden burst of light
: a movement of a flag in signaling
: a sudden and often brilliant burst
: flashy, showy
: of, relating to, or characteristic of flashy people or things
: of, relating to, or characteristic of persons considered social outcasts
: by very brief exposure to an intense altering agent (such as heat or cold)
Seen and Heard
What made you want to look up in a flash? Please tell us where you read or heard it (including the quote, if possible).