Pās'se-rēs, n. pl.

n. pl. [Lat., sparrows.] (Ornith.) An order of birds including the sparrows, and embracing many species, which are characterized by having the beak straight and not hooked at the tip, and the feet of moderate size, with three toes in front and one behind, the claws being slender and acute, but never hooked. Baird.