/ Dictionary / Index T three-birds: Meaning and Definition of Find definitions for: three-birds Pronunciation: (thrē'bûrdz"), [key] — pl. -birds. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. three-base hit three-body problem Related Content Daily Word Quiz: torrid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language