[ koop, koop ]
See synonyms for coop on
  1. an enclosure, cage, or pen, usually with bars or wires, in which fowls or other small animals are confined for fattening, transportation, etc.

  2. any small or narrow place.

  1. Slang. a prison.

  2. Sometimes Facetious. a cooperative, especially the cooperative bookstore of a college or university.

verb (used with object)
  1. to place in or as if in a coop; confine narrowly (often followed by up or in).

verb (used without object)
  1. Slang. (of a police officer) to park and sleep inside one's patrol car while on duty.

Idioms about coop

  1. fly the coop, Informal. to run off; depart abruptly; escape: We stopped to see my sister, but she'd flown the coop.

Origin of coop

First recorded in 1250–1300; Middle English coupe “basket,” perhaps from Scandinavian or ultimately from Latin cūpa “cask, tub” (see cup ); cognate with Norwegian kaup “wooden can,” Old English cȳpa “basket”

Other words from coop

  • un·coop, verb (used with object)

Words that may be confused with coop

Other definitions for co-op (2 of 3)

[ noun, adverb koh-op; verb koh-op, koh-op ]

  1. a cooperative store, dwelling, program, etc.

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.

  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.

Origin of co-op

First recorded in 1860–65; shortened form

Other words from co-op

  • co-op·er, noun

Words that may be confused with co-op

Other definitions for coop. (3 of 3)


  1. cooperative. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use coop in a sentence

  • Still, you must feel rather cooped up there sometimes, after Stannesley; was not that the Denisons' place?

    Robin Redbreast | Mary Louisa Molesworth
  • "This is really much better than being cooped up in the old woman's backyard," he reflected.

    Bumper, The White Rabbit | George Ethelbert Walsh

British Dictionary definitions for coop (1 of 4)


/ (kuːp) /

  1. a cage or small enclosure for poultry or small animals

  2. a small narrow place of confinement, esp a prison cell

  1. a wicker basket for catching fish

  1. (tr; often foll by up or in) to confine in a restricted area

Origin of coop

C15: probably from Middle Low German kūpe basket, tub; related to Latin cūpa cask, vat

British Dictionary definitions for coop (2 of 4)



/ (ˈkəʊˌɒp) /

  1. a cooperative, cooperative society, or shop run by a cooperative society

British Dictionary definitions for coop (3 of 4)


the internet domain name for
  1. a cooperative

British Dictionary definitions for coop. (4 of 4)


abbreviation for
  1. cooperative

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

Other Idioms and Phrases with coop


see fly the coop.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.