Har″ri‐er, n. [From Harry.] 1. One who harries.
2. (Zoöl.) One of several species of hawks or buzzards of the genus Circus which fly low and harry small animals or birds, — as the European marsh harrier (Circus æruginosus), and the hen harrier (C. cyaneus).
Harrier hawk(Zoöl.), one of several species of American hawks of the genus Micrastur.