of or pertaining to an order (Passeriformes) of small or medium-sized, chiefly perching songbirds having grasping feet with the first toe directed backward: more than half of all birds are included
Origin of passerineClassical Latin passerinus from passer, a sparrow
any such bird
Of or relating to birds of the order Passeriformes, which have feet specialized for grasping branches and similar structures, with the first toe facing backward. The order includes the songbirds and certain other groups, such as the flycatchers of the Americas.
A bird of the order Passeriformes. Also called perching bird .
Origin of passerineLatin passerīnus of sparrows from passer sparrow
- Of, or relating to a passerine or perching bird.