mate - definition and synonyms

 
 
noun 

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/meɪt/
singularmate
pluralmates
  1. 1
    [countable] British informal a friend

    He’s over there, talking to his mates.

  2. 2
    [countable] biology an animal’s sexual partner
    1. a.
      someone’s sexual partner

      Do you tell your mate everything?

  3. 4
    [countable/uncountable] checkmate in the game of chess
  4. 5
    [countable] an object that belongs with another and forms a pair with it