(n.) A place of confinement, especially for minor offenses or provisional imprisonment; a jail.

POW camp bastille beleaguer beset besiege black hole blockade bolt in borstal borstal institution bound box in bridewell brig cage cast in prison cell chamber clap in jail clap up close in compass concentration camp condemned cell contain coop coop in coop up cordon cordon off corral death cell death house death row detention camp encircle enclose encompass enshrine federal prison fence in forced-labor camp guardhouse hedge in hem in hold captive hold in captivity hold prisoner house in house of correction house of detention immure impound imprison incarcerate include industrial school intern internment camp jail jailhouse jug keep kennel labor camp leaguer lock in lock up lockup maximum-security prison mew mew up minimum-security prison oubliette pen pen in penal colony penal institution penal settlement penitentiary pocket prison prison camp prisonhouse quarantine rail in reform school reformatory shrine shut in shut up sponging house stable state prison stockade surround the hole throw into jail tollbooth training school wall in wrap yard yard up