/ Dictionary / Index P public prosecutor: Meaning and Definition of Find definitions for: pub'lic pros'ecutor Pronunciation: [key] an officer charged with the conduct of criminal prosecution in the interest of the public. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. public policy public relations Related Content Daily Word Quiz: pedagogy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language