/ Dictionary / Index J John of Gaunt: Meaning and Definition of Find definitions for: John' of Gaunt' Pronunciation: [key] — (Duke of Lancaster) 1340–99, English soldier and statesman: fourth son of Edward III; founder of the royal house of Lancaster (father of Henry IV of England). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. John of Damascus John of Leyden Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language