• synonyms


[noun, adverb koh-op; verb koh-op, koh-op]
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  1. a cooperative store, dwelling, program, etc.
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verb (used with object), co-oped or co-opped, co-op·ing or co-op·ping.
  1. to place in a cooperative arrangement, especially to convert (an apartment or building) to a cooperative.
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  1. (of a game, especially a video game) cooperative, requiring players to work together to achieve a common objective:co-op play modes;co-op multiplayer games.
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  1. go co-op, to convert to a cooperative: Our apartment building is going co-op.
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Origin of co-op

First recorded in 1860–65; shortened form
Related formsco-op·er, noun
Can be confusedco-op coop co-opt coupe


or co-op

  1. cooperative.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for co-op

Contemporary Examples

Historical Examples

  • Then, when the lad was thirteen, she got him a job in the "Co-op."

    Sons and Lovers

    David Herbert Lawrence

  • Then, when the lad was thirteen, she got him a job in the "Co-op" office.

    Sons and Lovers

    David Herbert Lawrence

  • I'm afraid Greencastle is too small to do much with the co-op.

    The Red Conspiracy

    Joseph J. Mereto

  • "There's going to be a special meeting of the Co-op," he said.

    Four-Day Planet

    Henry Beam Piper

  • I could never remember an election in Port Sandor, or an election of officers in the Co-op.

    Four-Day Planet

    Henry Beam Piper

British Dictionary definitions for co-op



abbreviation for
  1. cooperative
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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

Word Origin and History for co-op


1861, abbreviation of cooperative. The hyphen is needed to avoid confusion with coop (n.).

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Online Etymology Dictionary, © 2010 Douglas Harper