The Collaborative International Dictionary of English v.0.48:
Prison \Pris"on\ (?; 277), n. [F., fr. L. prehensio, prensio, a
seizing, arresting, fr. prehendre, prendere, to lay hold of,
to seize. See Prehensile, and cf. Prize, n.,
1. A place where persons are confined, or restrained of
personal liberty; hence, a place or state o? confinement,
restraint, or safe custody.
Bring my soul out of prison, that I may praise thy
name. --Ps. cxlii.
The tyrant Aeolus, . . .
With power imperial, curbs the struggling winds,
And sounding tempests in dark prisons binds.
2. Specifically, a building for the safe custody or
confinement of criminals and others committed by lawful
Prison bars, or Prison base. See Base, n., 24.
Prison breach. (Law) See Note under 3d Escape, n., 4.
Prison house, a prison. --Shak.
Prison ship (Naut.), a ship fitted up for the confinement
Prison van, a carriage in which prisoners are conveyed to
and from prison.