coop
1. coop \'ku:p, 'ku.p\ n [ME cupe; akin to OE cy-pe basket, cot cot] 1: a cage or small enclosure (as for poultry); also : a small build ing for housing poultry 2a: a confined area 2b: JAIL 2. coop vt 1: to confine in a restricted often crowded area 2: to place or keep in a coop : PEN