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flash  - definition and synonyms

 
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noun flash pronunciation in British English /flæʃ/
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singularflash
pluralflashes
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  1. 1
    [countable] a bright light that appears for a very short time

    a flash of lightning

    The bomb exploded with a blinding flash.

    1. a.
      a bright colour that you see for a very short time

      The little bird swooped down with a flash of blue.

  2. 2
    [countable] a sudden understanding or idea
    a flash of inspiration/insight/brilliance etc:

    It’s a dull book but there are occasional flashes of insight.

  3. 4
    [singular] the sudden appearance of an object for a very short time

    the flash of a knife

  4. 5
    [uncountable] informal, showing disapproval behaviour that is intended to impress other people by showing them how rich you are

bit rot

when electronic information is lost because the software or devices needed to read it are no longer available

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