/ Dictionary / Index M manchineel: Meaning and Definition of Find definitions for: man•chi•neel Pronunciation: (man"chu-nēl'), [key] — n. a tropical American tree or shrub, Hippomane mancinella, of the spurge family, having a milky, highly caustic, poisonous sap. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. man-child Manchu Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language