—v.t. to place in a cooperative arrangement, esp. to convert (an apartment or building) to a cooperative.
—adv. go co-op, to convert to a cooperative: Our apartment building is going co-op.
Pronunciation: (kOOp, koop),[key] —n. 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.
3. Slang.a prison.
4. Sometimes Facetious.a cooperative, esp. the cooperative bookstore of a college or university.
5. fly the coop,Informal.to run off; depart abruptly; escape: We stopped to see my sister, but she'd flown the coop.
—v.t. to place in or as if in a coop; confine narrowly (often fol. by up or in).
—v.i. Slang.(of a police officer) to park and sleep inside one's patrol car while on duty.