/ Dictionary / Index J Jayne: Meaning and Definition of Find definitions for: Jayne Pronunciation: ( jān), [key] — n. a female given name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jayhawker State Jay's Treaty Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language