/ Dictionary / Index F fettling: Meaning and Definition of Find definitions for: fet•tling Pronunciation: (fet'ling), [key] — n. Metall. the material with which the hearth of a puddling furnace is lined, usually a dolomite or refractory mixture. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fettling (Thesaurus) fettle fettuccine Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language