D defs.my
Entry 2 senses Webster, 1913

Prisoner

/prĭz'-ən-ẽr/ · Pris·on·er · IPA /ˈpɹɪzənɚ/
01 n. One who is confined in a prison.
  1. 1.
    One who is confined in a prison.
  2. 2.
    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.
    Prisoner of Hope thou art, -- look up and sing.Keble.
Phrases & compounds
Prisoner's base — See Base, n., 24.