| Prisoner 1. (n.) One who is confined in a prison. 2. (n.) A person under arrest, or in custody, whether in prison or not; a person held in involuntary restraint; a captive; as, a prisoner at the bar of a court. Thesaurus Entries POW, accused, cageling, captive, chain gang, con, convict, correspondent, defendant, detainee, detenu, ex-convict, gaolbird, internee, jailbird, libelee, lifer, parolee, political prisoner, prisoner of war, respondent, stir bird, suspect, ticket-of-leave man, ticket-of-leaver, trusty, two-time loser |