/ Dictionary / Index G guan: Meaning and Definition of Find definitions for: guan Pronunciation: (gwän), [key] — n. a large game bird of the curassow family, common in dense woodlands of Central and South America, somewhat resembling a turkey. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: guan (Thesaurus) Guam guanabana Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language