/ Dictionary / Index U Umbundu: Meaning and Definition of Find definitions for: Um•bun•du Pronunciation: (um-boon'd), [key] — n. Mbundu (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: umbundu (Thesaurus) umbriferous Ume Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language