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



    (especially British English) (usually North American English gray) noun
    BrE BrE//ɡreɪ//
    ; NAmE NAmE//ɡreɪ//
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  1. 1  [uncountable, countable] the colour of smoke or ashes the dull grey of the sky dressed in grey
  2. 2[countable] a grey or white horse She's riding the grey.
  3. Word Origin Old English grǣg, of Germanic origin; related to Dutch grauw and German grau.