Definition of rough-wing in English:

rough-wing

noun

  • 1Any of various small moths of the genera Acleris and Phtheochroa (family Tortricidae) which have a fringe of long scales on the edge of the wing (now rare); also "rough-wing tortrix".

  • 2North American= "rough-winged swallow".

Origin

Early 19th century; earliest use found in George Samouelle (d. 1846).