- coop
- coop [ko͞op]n.[ME coupe, akin to MDu, MLowG kupe, OHG kuofa < L cupa, tub, cask < IE * keup-, hollow, mound: for IE base see COOMB]1. a small cage, pen, or building as for poultry2.a) any place of confinementb) Slang a jailvt.to confine as in a coop: usually with upvi.☆ Slang to sleep while on duty: said of a police officerto sleep while on duty: said of a police officer——————☆ fly the coopSlang to escape, as from a jail
English World dictionary. V. Neufeldt. 2014.