the real McCoy

variants: also US

the McCoy

Definition of the real McCoy

informal

  1. :  something or someone that is real or genuine :  something or someone that is not a copy or imitation Is that a fake gun, or is it the real McCoy? These diamonds look like the real McCoy, but they could be fake. To help her play the role of a lawyer, the actress studied with the real McCoy.

Word by Word Definitions

realplay
  1. :  of or relating to fixed, permanent, or immovable things (such as lands or tenements)

    :  not artificial, fraudulent, or illusory :  genuine

    :  being precisely what the name implies

  1. :  a real thing

    :  a mathematically real quantity

  1. :  very, really

  1. :  a former monetary unit and coin of Spain and its possessions

  1. :  a former monetary unit and coin of Portugal


Seen and Heard

What made you want to look up the real McCoy? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to link together in a series or chain

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!