/ Dictionary / Index A antbird: Meaning and Definition of Find definitions for: ant•bird Pronunciation: (ant'bûrd"), [key] — n. any of numerous passerine birds of the family Formicariidae, of the New World tropics, many species of which follow army ant swarms to feed on insects disturbed by the ants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: antbird (Thesaurus) ant bear ant cow Related Content Daily Word Quiz: supercilious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language