rare. [f. BIRD sb. + -HOOD.] The state or condition of a bird.
1839. Birmingham Jrnl., 12 Jan., 6/2. The patient hen as she sits abrood, lonely, fasting, and apart from all the joys of birdhood.
1884. Century Mag., XXVIII. 483. The vigor of waxing birdhood thrills my throat.