Did you know?

Click any word in a definition or example to find the entry for that word

flash - definition and synonyms

 
Close

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Close

Thesaurus

The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

more
noun flash pronunciation in American English /flæʃ/
Word Forms
Close
singularflash
pluralflashes
  • Facebook
  • Twitter
  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 color 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. 3
    [countable] a sudden instance of a particular emotion
    flash of: a flash of anger/humor/panic
  4. 4
    [singular] the sudden appearance of an object for a very short time
    the flash of a knife

spiralizer

a piece of kitchen equipment used for cutting vegetables into very thin, long strips

BuzzWord Article

Open Dictionary

troll factory

a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog