/ Dictionary / Index W wool fat: Meaning and Definition of Find definitions for: wool' fat" Pronunciation: [key] lanolin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Woolf woolfell Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language