/ Dictionary / Index W wildebeest: Meaning and Definition of Find definitions for: wil•de•beest Pronunciation: (wil'du-bēst", vil'-), [key] — pl. -beests, -beest. gnu. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: wildebeest (Thesaurus) Wildean wilder Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language