A place of punishments and rewards. The poet assures us that -- "Stone walls do not a prison make,"but a combination of the stone wall, the political parasite and the moral instructor is no garden of sweets.
A place where persons are confined, or restrained of personal liberty; hence, a place or state o? confinement, restraint, or safe custody.
Specifically, a building for the safe custody or confinement of criminals and others committed by lawful authority.