/ Dictionary / Index A adperson: Meaning and Definition of Find definitions for: ad•per•son Pronunciation: (ad'pûr"sun), [key] — n. a copywriter, account executive, or other person employed in advertising. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ad patres* ad quem* 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