/ Dictionary / Index H horn of plenty: Meaning and Definition of Find definitions for: horn' of plen'ty Pronunciation: [key] cornucopia. an edible trumpet-shaped chanterelle, Craterellus cornucopiodes, commonly found under certain trees of eastern North America and the Pacific coast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. horn-mad hornpipe Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language