Definition of "greys" in English

verb

1. third-person singular simple present indicative of grey

noun

1. plural of grey

noun

1. (UK, prison slang) Grey trousers and/or jackets worn by prisoners on relatively formal occasions.

   • 'No one told me that I had to be dressed in Greys not Blues! When I appeared before the BOV I was told that I could not go in and see them because I was improperly dressed.'