auction - definition and synonyms

noun [countable/uncountable] 

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  1. a public occasion when things are sold to the people who offer the most money for them
    at auction:

    They bought the paintings at auction in 1989.

    up for auction (=being sold at an auction):

    The house is now up for auction.

    1. a.
      [only before noun] connected with an auction or bought at an auction

      Internet auction sites