/ Dictionary / Index F Fusin: Meaning and Definition of Find definitions for: Fu•sin Pronunciation: (f'sin'), [key] — n. Older Spelling. Fuxin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fusillade fusion Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language