/ Dictionary / Index P passer: Meaning and Definition of Find definitions for: pass•er Pronunciation: (pas'ur, pä'sur), [key] — n. a person or thing that passes or causes something to pass. a passerby. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: passer (Thesaurus) passepied passerby Related Content Daily Word Quiz: ablution Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language