(1):

(v. i.) To whirl round, or revolve, with a whizzing noise; to fly or more quickly with a buzzing or whizzing sound; to whiz.

(2):

(v. t.) To hurry a long with a whizzing sound.

(3):

(n.) A buzzing or whizzing sound produced by rapid or whirling motion; as, the whir of a partridge; the whir of a spinning wheel.