/ Dictionary / Index P prisoner: Meaning and Definition of Find definitions for: pris•on•er Pronunciation: (priz'u-nur, priz'nur), [key] — n. a person who is confined in prison or kept in custody, esp. as the result of legal process. See a person or thing that is deprived of liberty or kept in restraint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prisoner (Thesaurus) prison camp prisoner of war Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language