flash Meaning, definition in Cambridge English Dictionary
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Meaning of "flash" - English Dictionary

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flashverb

uk   us   /flæʃ/

flash verb (SHINE SUDDENLY)

B2 [I or T] to shine brightly and suddenly, or to make something shine in this way: Stop flashing that light in my eyes! The lightning flashed and distant thunder rolled. You'd better slow down, that car was flashing its lights at you. [I] literary If someone's eyes flash, they look bright because of the anger or excitement the person is feeling.
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flash verb (MOVE FAST)

C2 [I usually + adv/prep] to move very fast: They flashed past/by on a motorcycle.

flash verb (SHOW QUICKLY)

C2 [T] to show something for a short time: He flashed a smile and offered to buy me a drink. [I or T] informal If a man flashes, he shows his sexual organs in public: He came out of the bushes and flashed me.

flash verb (COMMUNICATE)

[T usually + adv/prep] to communicate something quickly, especially using radio or light waves: Within moments of an event happening, the news can be flashed around the world.

flash verb (SUDDEN EXPERIENCE)

[I + adv/prep] If something flashes through/across your mind, you suddenly or quickly think of it: The thought suddenly flashed through my mind that she didn't want to be here.

flashnoun

uk   us   /flæʃ/

flash noun (BRIGHT LIGHT)

B2 [C] a sudden bright light that quickly disappears: a flash of lightning The bomb exploded in a flash of yellow light.

flash noun (SUDDEN EXPERIENCE)

flash noun (PHOTOGRAPHY)

B2 [C or U] the device or system used to produce a bright light for a short time when taking a photograph: Where's the flash for the camera? It's dark in here, I'll have to use the flash.

flash noun (MILITARY SIGN)

[C] UK a small object or piece of material worn on a military uniform as a sign of rank, or (on clothing) a strip or mark of colour different from the main colour

flash noun (QUICK LOOK)

[C] humorous a quick look at something: She leaned over and I caught a flash of pink underwear.

flashadjective

uk   us   /flæʃ/ UK
looking expensive in a way that attracts attention: That's a very flash suit he's wearing.
(Definition of flash from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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