A bird seen only in summer; a migratory bird in its summer location or habitat, a summer migrant. Also figurative (cf. summer, n.1 adj.compounds…

A migratory bird. Cf. bird of passage n. at passage, n. 1e(a), passenger pigeon, n. Obsolete.

(a) bird of passage n. a migratory bird; (in later use) spec. a passage migrant; (figurative) a person who passes through or visits a place…

A migratory bird. Obsolete. rare.

A migratory bird or other animal; esp. one that arrives in spring to breed, or rests in a place en route to or from its breeding area.

= migrator, n.

A person, an animal, or a plant which migrates; a migratory bird; an emigrant.

Zoology. Used as translation of various modern Latin terms of classification; a bird of the group Vagatores in Macgillivray's system; one of the…

A bird making a long flight, as when migrating. Obsolete. rare.

(a) = bird of passage n. at sense 1e(a); †(b) = passage hawk n. (obsolete).

a bird that stays for a short time in an area during the course of its seasonal migration; also figurative.