/ Dictionary / Index F FRS: Meaning and Definition of Find definitions for: FRS Pronunciation: [key] Federal Reserve System. Frs. Pronunciation: [key] Frisian. frs. Pronunciation: [key] francs. F.R.S. Pronunciation: [key] Fellow of the Royal Society. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: frs (Thesaurus) frpl F.R.S.L. Related Content Daily Word Quiz: benevolent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language