/ Dictionary / Index P peace officer: Meaning and Definition of Find definitions for: peace' of"ficer Pronunciation: [key] a civil officer appointed to preserve the public peace, as a sheriff or constable. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. peace offering peace pipe Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language