/ Dictionary / Index B birdcage: Meaning and Definition of Find definitions for: bird•cage Pronunciation: (bûrd'kāj"), [key] — n. a cage for confining birds. something that resembles a birdcage in form. the airspace over an airport, together with the airplanes in it. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: birdcage (Thesaurus) birdbrain birdcage clock Related Content Daily Word Quiz: braggart Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language