[ pahrt-ner ]
See synonyms for partner on
  1. a person who shares or is associated with another in some action or endeavor; sharer; associate.

  2. Law.

    • a person associated with another or others as a principal or a contributor of capital in a business or a joint venture, usually sharing its risks and profits.

  1. a spouse; a husband or a wife.

  2. the person with whom one cohabits in a romantic relationship: I'd like you to meet my partner, Sarah.

  3. either of two people who dance together: my favorite partner in the waltz.

  4. a player on the same side or team as another: My tennis partner was an excellent player.

  5. partners, Nautical. a framework of timber round a hole in a ship's deck, to support a mast, capstan, pump, etc.

verb (used with object)
  1. to associate as a partner or partners with.

  2. to serve as the partner of.

Origin of partner

First recorded in 1250–1300; Middle English partener, alteration of parcener by association with part

Other words for partner

Other words from partner

  • part·ner·less, adjective
  • non·part·ner, noun
  • un·der·part·ner, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for partner


/ (ˈpɑːtnə) /

  1. an ally or companion: a partner in crime

  2. a member of a partnership

  1. one of a pair of dancers or players on the same side in a game: my bridge partner

  2. either member of a couple in a relationship

  1. to be or cause to be a partner (of)

Origin of partner

C14: variant (influenced by part) of parcener

Derived forms of partner

  • partnerless, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012