1. [ noun ] (law) 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)
Synonyms: gaol clink slammer jailhouse
Related terms: correctional_institution lockup hoosegow house_of_correction bastille pokey holding_cell workhouse imprison
2. [ verb ] lock up or confine, in or as in a jail
Synonyms: imprison immure put_away put_behind_bars jug gaol lag remand incarcerate

"The suspects were imprisoned without trial" "the murderer was incarcerated for the rest of his life"

Related terms: confine law imprisonment captivity prison_guard imprisonment