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Definition of flash noun from the Oxford Advanced Learner's Dictionary

flash

noun
 
/flæʃ/
 
/flæʃ/
Idioms
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    light

  1. [countable] a sudden bright light that shines for a moment and then disappears
    • a flash of lightning
    • Flashes of light were followed by an explosion.
    • There was a blinding flash and the whole building shuddered.
    • The flashes from the guns illuminated the sky.
    Oxford Collocations Dictionaryadjective
    • great
    • blinding
    • bright
    verb + flash
    • experience
    • feel
    • have
    flash + verb
    • erupt
    • illuminate something
    • light something
    preposition
    • flash from
    • flash of
    See full entry
  2. signal

  3. [countable] the act of shining a light on something, especially as a signal
    • The lighthouse gives out four flashes every 15 seconds.
    • Below them they saw torch flashes from locals which signalled V for Victory.
    Oxford Collocations Dictionaryadjective
    • great
    • blinding
    • bright
    verb + flash
    • experience
    • feel
    • have
    flash + verb
    • erupt
    • illuminate something
    • light something
    preposition
    • flash from
    • flash of
    See full entry
  4. in photography

  5. [countable, uncountable] a piece of equipment that produces a bright light for a very short time, used for taking photographs indoors, when it is dark, etc.; the use of this when taking a photograph
    • a camera with a built-in flash
    • I'll need flash for this shot.
    • flash photography
    • The tour guide asked people to turn off the flash on their cameras.
    Extra Examples
    • I don't think the picture will come out in this light. Try using the flash.
    • I took it with flash.
    • The flash didn't go off.
    Oxford Collocations Dictionaryadjective
    • built-in
    • camera
    verb + flash
    • use
    flash + verb
    • go off
    • work
    flash + noun
    • photography
    preposition
    • with (a) flash
    See full entry
  6. of bright colour

  7. [countable] flash of something the sudden appearance for a short time of something bright
    • a flash of white teeth
    • On the horizon, she saw a flash of silver—the sea!
    • We caught a flash of white in the bushes.
    Oxford Collocations Dictionaryadjective
    • great
    • blinding
    • bright
    verb + flash
    • experience
    • feel
    • have
    flash + verb
    • erupt
    • illuminate something
    • light something
    preposition
    • flash from
    • flash of
    See full entry
  8. sudden idea/emotion

  9. [countable] flash of something a particular idea or feeling that suddenly comes into your mind or shows in your face
    • a flash of brilliance/insight/inspiration
    • He caught the flash of anger in her eyes.
    • When she looked at me, I caught a flash of recognition in her eyes.
    • ‘Did you really win first prize?’ he said with a flash of genuine admiration.
    Extra Examples
    • He felt a brief flash of jealousy.
    • She had a sudden flash of inspiration.
    • a rare flash of humour
    Oxford Collocations Dictionaryadjective
    • great
    • blinding
    • bright
    verb + flash
    • experience
    • feel
    • have
    flash + verb
    • erupt
    • illuminate something
    • light something
    preposition
    • flash from
    • flash of
    See full entry
  10. news

  11. (also newsflash)
    [countable] (especially British English) a short item of important news that is broadcast on radio or television, often interrupting a programme
  12. on uniform

  13. [countable] (British English) a band or small piece of cloth worn on a military uniform to show a person’s rank
  14. on book/pack

  15. [countable] a band of colour or writing across a book, pack, etc.
  16. computing

  17. Flash™
    [uncountable] a program that creates moving images for websites
Idioms
a flash in the pan
  1. a sudden success that lasts only a short time and is not likely to be repeated
    • He needed to prove that his success was not just a flash in the pan.
    Topics Successc2
in/like a flash
  1. very quickly and suddenly
    • The weekend seemed to be over in a flash.
    • The answer came to me like a flash.
(as) quick as a flash
  1. very quickly
    • Quick as a flash she was at his side.
See flash in the Oxford Advanced American DictionarySee flash in the Oxford Learner's Dictionary of Academic English
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