n. [ From Harry. ] 1. One who harries. [ 1913 Webster ]
2. (Zool.) 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 aeruginosus), and the hen harrier (Circus cyaneus). [ 1913 Webster ]
Harrier hawk (Zool.), one of several species of American hawks of the genus Micrastur. [ 1913 Webster ]