a hawk (Circus cyaneus), found in Europe and America; -- called also dove hawk, henharm, henharrow, hen driver, and usually, in America, marsh hawk. See Marsh hawk.
Hen hawk
one of several species of large hawks which capture hens; esp., the American red-tailed hawk (Buteo borealis), the red-shouldered hawk (Buteo lineatus), and the goshawk.