/ Dictionary / Index W woollybutt: Meaning and Definition of Find definitions for: wool•ly•butt Pronunciation: (wool'ē-but"), [key] — n. any of several Australian trees of the genus Eucalyptus, esp. E. longifolia, having rough, often fibrous bark. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. woolly bear woolly-headed Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language