flash

[flash]

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SEE MORE SYNONYMS FOR flash ON THESAURUS.COM

noun

a brief, sudden burst of bright light: a flash of lightning.

a sudden, brief outburst or display of joy, wit, etc.

a very brief moment; instant: I'll be back in a flash.

Informal. flashlight(def 1).

superficial, meretricious, or vulgar showiness; ostentatious display.

Also called news flash. Journalism. a brief dispatch sent by a wire service, usually transmitting preliminary news of an important story or development.Compare bulletin(def 2).

Photography.

bright artificial light thrown briefly upon a subject during an exposure.
flash lamp.
flashbulb.
flashtube.

the sudden flame or intense heat produced by a bomb or other explosive device.

a sudden thought, insight, inspiration, or vision.

Slang. rush¹(def 26).

Metallurgy.

a ridge of metal left on a casting by a seam between parts of the mold.
a ridge formed at the edge of a forging or weld where excess metal has been squeezed out.

Poker. a hand containing all five suits in a game played with a five-suit pack.

a device, as a lock or sluice, for confining and releasing water to send a boat down a shallow stream.

the rush of water thus produced.

hot flash.

Obsolete. the cant or jargon of thieves, vagabonds, etc.

verb (used without object)

to break forth into sudden flame or light, especially transiently or intermittently: a buoy flashing in the distance.

to gleam.

to burst suddenly into view or perception: The answer flashed into his mind.

to move like a flash.

to speak or behave with sudden anger, outrage, or the like (often followed by out): to flash out at a stupid remark.

to break into sudden action.

Slang. to open one's clothes and expose the genitals suddenly, and usually briefly, in public.

Slang. to experience the intense effects of a narcotic or stimulant drug.

to dash or splash, as the sea or waves.

Archaic. to make a flash or sudden display.

verb (used with object)

to emit or send forth (fire or light) in sudden flashes.

to cause to flash, as powder by ignition or a sword by waving.

to send forth like a flash.

to communicate instantaneously, as by radio or telegraph.

to make an ostentatious display of: He's forever flashing a large roll of bills.

to display suddenly and briefly: She flashed her ID card at the guard.

to change (water) instantly into steam by pouring or directing onto a hot surface.

to increase the flow of water in (a river, channel, etc.).

Glassmaking and Ceramics.

to coat (plain glass or a glass or ceramic object) with a layer of colored, opalescent, or white glass.
to apply (such a layer).
to color or make (glass) opaque by reheating.

Building Trades. to protect from leakage with flashing.

Cards. to expose (a card) in the process of dealing.

Archaic. to dash or splash (water).

adjective

sudden and brief: a flash storm.

showy or ostentatious.

caused by or used as protection against flash: flash injuries; flash clothing.

counterfeit or sham.

belonging to or connected with thieves, vagabonds, etc., or their cant or jargon.

of or relating to followers of boxing, racing, etc.

Idioms

flash in the pan,

a brief, intense effort that produces no really significant result.
a person who makes such an effort; one who enjoys short-lived success.

flash on, Slang.

to have a sudden thought, insight, or inspiration about.
to have a sudden, vivid memory or mental picture of: I just flashed on that day we spent at the lake.
to feel an instantaneous understanding and appreciation of.

Origin of flash

1350–1400; Middle English flasshen to sprinkle, splash, earlier flask(i)en; probably phonesthemic in orig.; compare similar expressive words with fl- and -sh

Related formsflash·ing·ly, adverbout·flash, verb (used with object)

Synonyms for flash

SEE MORE SYNONYMS FOR flash ON THESAURUS.COM

1. flare, gleam, glare. 3. twinkling, wink. 18. scintillate. Flash, glance, glint, glitter mean to send forth a sudden gleam (or gleams) of bright light. To flash is to send forth light with a sudden, transient brilliancy: A shooting star flashed briefly. To glance is to emit a brilliant flash of light as a reflection from a smooth surface: Sunlight glanced from the glass windshield. Glint suggests a hard bright gleam of reflected light, as from something polished or burnished: Light glints from silver or from burnished copper. To glitter is to reflect intermittent flashes of light from a hard surface: Ice glitters in the moonlight. 40. flashy, gaudy, tawdry; pretentious, superficial. 42. false, fake.

FLASH

[flash]

noun

a precedence code for handling messages about initial enemy contact or operational combat messages of extreme urgency within the U.S. military.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for flash

glare, reflection, beam, burst, flare, radiation, gleam, sparkle, flame, blaze, glimmer, glint, spark, ray, glitter, vision, glow, moment, outburst, splash

Examples from the Web for flash

Contemporary Examples of flash

The idea that January 1st initiates a period of new beginning is not a flash of Hallmark brilliance.
New Year’s Eve, Babylon Style
Candida Moss
December 31, 2014
In a flash he deflects the shot, with the speed of instinct, right past the goalkeeper.
Is Soccer Great Lionel Messi Corrupt?
Jack Holmes
December 8, 2014
Cops launched a flash grenade through the window and officer Joseph Weekley fired, fatally striking Stanley-Jones.
Worse Than Eric Garner: Cops Who Got Away With Killing Autistic Men and Little Girls
Emily Shire
December 4, 2014
I see a couple holding each other and longingly looking at flash sheets on the wall.
Explosion of Cute: Inside the Superfan Mania of Hello Kitty Con 2014
Sarah Bay Williams
November 2, 2014
Flash says it after watching Arrow swing off a rooftop; Arrow says it seconds later as he watches Flash run away.
‘The Flash’ Review: Teen Angst Gets a Comic Book Quickie
Sujay Kumar
October 7, 2014

Historical Examples of flash

She dropped into her chair, with a flash of resentment at the proximity of the other table.
K
Mary Roberts Rinehart
This flash of gold is the only brightness in the place, otherwise dull and monotonous.
The Roof of France
Matilda Betham-Edwards
If I could only flash last night—every glorious minute of it—upon paper!
The Bacillus of Beauty
Harriet Stark
She looked at him an instant, and then in a flash realised her true position.
The Dream
Emile Zola
The strange treachery at Maizar in June was a flash in the pan.
The Story of the Malakand Field Force
Sir Winston S. Churchill

British Dictionary definitions for flash

flash

noun

a sudden short blaze of intense light or flamea flash of sunlight

a sudden occurrence or display, esp one suggestive of brilliancea flash of understanding

a very brief space of timeover in a flash

an ostentatious displaya flash of her diamonds

Also called: newsflash a short news announcement concerning a new event

Also called: patch mainly British an insignia or emblem worn on a uniform, vehicle, etc, to identify its military formation

a patch of bright colour on a dark background, such as light marking on an animal

a volatile mixture of inorganic salts used to produce a glaze on bricks or tiles

a sudden rush of water down a river or watercourse
a device, such as a sluice, for producing such a rush

photog informal short for flashlight (def. 2), flash photography

a ridge of thin metal or plastic formed on a moulded object by the extrusion of excess material between dies

Yorkshire and Lancashire dialect a pond, esp one produced as a consequence of subsidence

(modifier) involving, using, or produced by a flash of heat, light, etcflash blindness; flash distillation

flash in the pan a project, person, etc, that enjoys only short-lived success, notoriety, etc

adjective

informal ostentatious or vulgar

informal of or relating to gamblers and followers of boxing and racing

sham or counterfeit

informal relating to or characteristic of the criminal underworld

brief and rapidflash freezing

verb

to burst or cause to burst suddenly or intermittently into flame

to emit or reflect or cause to emit or reflect light suddenly or intermittently

(intr) to move very fasthe flashed by on his bicycle

(intr) to come rapidly (into the mind or vision)

(intr; foll by out or up) to appear like a sudden lighthis anger really flashes out at times

to signal or communicate very fastto flash a message
to signal by use of a light, such as car headlights

(tr) informal to display ostentatiouslyto flash money around

(tr) informal to show suddenly and briefly

(intr) British slang to expose oneself indecently

(tr) to cover (a roof) with flashing

to send a sudden rush of water down (a river, etc), or to carry (a vessel) down by this method

(in the making of glass) to coat (glass) with a thin layer of glass of a different colour

(tr) to subject to a brief pulse of heat or radiation

(tr) to change (a liquid) to a gas by causing it to hit a hot surface

obsolete to splash or dash (water)

Word Origin for flash

C14 (in the sense: to rush, as of water): of unknown origin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for flash

late 14c., from flasken (c.1300) "to dash or splash" (as water), probably imitative. Related: Flashed; flashing. Sense of "give off a sudden burst of light or flame" is 1540s. Flash flood is from 1940. Flash card is from 1923. Flash cube (remember those?) is from 1965.

1560s, from flash (v.); originally of lightning. Meaning "first news report" is from 1857. Meaning "photographic lamp" is from 1913. The comic book character dates to 1940. Flash in the pan (1809) is from old-style guns, where the powder might ignite in the pan but fail to spark the main charge.

Idioms and Phrases with flash

flash

In addition to the idiom beginning with flash

flash in the pan

also see:

in a flash
quick as a wink (flash)