/ Dictionary / Index F Foss: Meaning and Definition of Find definitions for: Foss Pronunciation: (fos), [key] born 1922, U.S. pianist, conductor, and composer; born in Germany. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Foshan fossa Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language