/ Dictionary / Index Y Yassy: Meaning and Definition of Find definitions for: Yas•sy Pronunciation: (yä'sē), [key] — n. Jassy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Yasna yataghan Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language