/ Dictionary / Index P petit jury: Meaning and Definition of Find definitions for: pet'it ju'ry Pronunciation: (pet'ē), [key] — Law. Law. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. petitio principii petit larceny Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language