/ Dictionary / Index H hoatzin: Meaning and Definition of Find definitions for: ho•at•zin Pronunciation: (hō-at'sin, wät'sin), [key] — n. a blue-faced, crested bird, Opisthocomus hoazin, of the Amazon and Orinoco forests, having as a nestling a large, temporary claw on the second and third digits of the forelimb, for climbing among the tree branches. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hoatzin (Thesaurus) hoary marmot hoax Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language