/ Dictionary / Index J jupon: Meaning and Definition of Find definitions for: ju•pon Pronunciation: ( j'pon, j-pon' Fr. zhy-pôn'), [key] — pl. -pons a close-fitting tunic, usually padded and bearing heraldic arms, worn over armor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jupiter's-beard jura 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