/ Dictionary / Index J Jascha: Meaning and Definition of Find definitions for: Ja•scha Pronunciation: (yä'shu), [key] — n. a male given name, Russian form ofor Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jas. jasey Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language