/ Dictionary / Index H hoary marmot: Meaning and Definition of Find definitions for: hoar'y mar'mot Pronunciation: [key] a large marmot, Marmota caligata, living in mountainous areas of Siberia and northwestern North America and having a heavy, yellow-gray body, short black limbs, and black and white head and shoulders. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hoary-headed hoatzin Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language