/ Dictionary / Index H Horgan: Meaning and Definition of Find definitions for: Hor•gan Pronunciation: (hôr'gun), [key] born 1903, U.S. novelist and historian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. horehound hor. interm. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language