flash

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flash

1. verb, slang To expose one's nudity indecently. There have been reports of a man in Central Park flashing tourists as they walk by.
2. noun, slang The sense of euphoria created by the use of a drug; a rush. The flash from that very first line of cocaine hooked me in an instant. I've been chasing that high ever since.
3. adjective, informal Showy and attention-grabbing; stylish or ostentatious. Primarily heard in UK. He loves to wear fancy suits and drive to work in flash cars. She showed up to the party looking pretty flash.

flash on

1. To abruptly turn on, as of lights. As the man laughed manically, the lights in the haunted house flashed on, and we all ran out, screaming.
2. To illuminate someone or something. I repositioned my lamp so that it flashed on the things I'd dropped behind my bureau.
3. slang To think of or recall something. It took some time, but we finally flashed on a solution to that problem.
See also: flash, on
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

flash

1. n. something suddenly remembered; something suddenly thought of. I had a flash and quickly wrote it down.
2. n. a very short period of time; an instant. (see also in a flash.) I’ll be there in a flash.
3. tv. to display something briefly. You’d better not flash a wad like that around here. You won’t have it long.
4. in. to display one’s private parts briefly. She flashed briefly, providing the show that people came to see, and left the stage.
5. n. a drink of liquor. Here, have a little flash, and let’s chat a little longer.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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References in classic literature ?
Suddenly there was a flash of light, and a quantity of luminous greenish smoke came out of the pit in three distinct puffs, which drove up, one after the other, straight into the still air.
It was flying straight towards him; the guttural cry, like the even tearing of some strong stuff, sounded close to his ear; the long beak and neck of the bird could be seen, and at the very instant when Levin was taking aim, behind the bush where Oblonsky stood, there was a flash of red lightning: the bird dropped like an arrow, and darted upwards again.
Just at that moment he saw distinctly what appeared to be a flash of lightning in the sky, followed by a report which sounded like a sharp clap of thunder.
A flash of light gleamed upon the fugitive for a moment.
With a cry of rage, a flash of white teeth, and a bristle of short neck-hair, he sprang for the black.
Every cloud that is blowing up here--and they all make for the highest point--is bound to develop into a flash of lightning.
At length there came a flash so appallingly bright that in its glare Nature seemed to be standing still.
Here he came, like a house afire; I dodged: he passed like a flash, with my horse-hair coils settling around his neck; a second or so later, FST!
I never budged so much as an inch till that thunder- ng apparition had got within fifteen paces of me; then I snatched a dragoon revolver out of my holster, there was a flash and a roar, and the revolver was back in the holster before anybody could tell what had hap- pened.