'Roughleg' definitions:

Definition of 'roughleg'

From: WordNet
noun
Large hawk of the northern hemisphere that feeds chiefly on small rodents and is beneficial to farmers [syn: rough- legged hawk, roughleg, Buteo lagopus]

Definition of 'Roughleg'

From: GCIDE
  • Roughleg \Rough"leg`\, n. (Zool.) Any one of several species of large hawks of the genus Archibuteo, having the legs feathered to the toes. Called also rough-legged hawk, and rough-legged buzzard. [1913 Webster]
  • Note: The best known species is Archibuteo lagopus of Northern Europe, with its darker American variety (Sancti-johannis). The latter is often nearly or quite black. The ferruginous roughleg ({Archibuteo ferrugineus}) inhabits Western North America. [1913 Webster]