/ Dictionary / Index F frowsty: Meaning and Definition of Find definitions for: frowst•y Pronunciation: (frou'stē), [key] — frowst•i•er, frowst•i•est. musty; ill-smelling. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: frowsty (Thesaurus) frown frowsy Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language