/ Dictionary / Index P Prosser: Meaning and Definition of Find definitions for: Pros•ser Pronunciation: (pros'ur), [key] — n. 1775?–1800, U.S. leader of unsuccessful slave revolt. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pross prost Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language