/ Dictionary / Index F Fostoria: Meaning and Definition of Find definitions for: Fos•to•ri•a Pronunciation: (fô-stôr'ē-u, -stōr'-, fo-), [key] — n. a city in N Ohio. 15,743. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. foster son F.O.T. Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language