jail

n : a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence) syn jailhouse, gaol, clink, slammer

v : lock up or confine, in or as in a jail; "The suspects were imprisoned without trial"; "the murderer was incarcerated for the rest of his life" syn imprison, incarcerate, lag, immure, put behind bars, jug, gaol, {put

away}, remand

Source: WordNet. Princeton University