/ Dictionary / Index G great bustard: Meaning and Definition of Find definitions for: great' bus'tard Pronunciation: [key] a large bustard, Otis tarda, of southern and central Europe and western and central Asia, having a wingspread of about 8 ft. (2.4 m). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Great Britain great circle Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language