pair - definition and synonyms

noun [countable] 

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  1. 1
    two things of the same type that belong together

    Those boots cost fifty pounds a pair.

    pair of:

    I need a pair of earrings to go with this outfit.

    a pair of beautiful blue eyes

    a pair of shoes/socks/gloves

    1. a.
      one of the things that form a pair
      the pair for/to something:

      I can’t find the pair for this sock.

  2. 2
    a single unit made up of two similar parts joined together

    My glasses are getting old and I probably need a new pair.

    pair of:

    a pair of scissors/binoculars/pliers

  3. 3
    two people who are connected with each other

    The pair became good friends.

    pair of:

    several pairs of identical twins

    a pair of lovers

    1. a.
      two people who are doing something together
      pair of:

      Two pairs of guards stood just inside the main entrance to the museum.

  4. 4
    a male and female animal who breed (=produce baby animals)
    pair of:

    A pair of sparrows had made a nest in the hedge.

    1. a.
      old-fashioned two horses or other animals used for pulling a vehicle

      a carriage and pair

  5. 5
    in card games, two cards that have the same number or picture on them
     Synonyms and related words