/ Dictionary / Index Y yohimbe: Meaning and Definition of Find definitions for: yo•him•be Pronunciation: (yō-him'bā, -bē), [key] — n. a tropical African tree, Corynanthe johimbe, whose bark is a source of the alkaloid yohimbine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. yo-heave-ho yohimbine Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language