from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A group of four persons or things, especially two couples.
  • n. A game, especially a golf match, played by four persons, usually competing in pairs.
  • n. The players in such a game.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A group of four, a quartet or a game (such as golf) played by four players, especially by two teams of two.
  • n. A fourgie, sex between four people

from the GNU version of the Collaborative International Dictionary of English

  • adj. Consisting of four; requiring four participants.
  • n. A game between four players, with two on each side and each side playing but one ball, the partners striking alternately. It is called a mixed foursome when each side consists of a man and a woman.
  • n. A group of four people or objects.

from The Century Dictionary and Cyclopedia

  • By fours; with four: said of anything in which four act together:
  • n. A golf match in which four persons engage, two playing against the other two.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. four people considered as a unit
  • n. the cardinal number that is the sum of three and one


Middle English four-som, from Old English fēowra sum, one of four : fēowra, genitive pl. of fēower, four; see four + sum, one; see -some2.
(American Heritage® Dictionary of the English Language, Fourth Edition)
four +‎ -some (Wiktionary)



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