/ Dictionary / Index F fug: Meaning and Definition of Find definitions for: fug Pronunciation: (fug), [key] — n. stale air, esp. the humid, warm, ill-smelling air of a crowded room, kitchen, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fug (Thesaurus) Fuertes fugacious 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