army worm n noctuid moth larvae that travel in multitudes destroying especially grass and grain Synonym(s) armyworm Pseudaletia unipuncta
News & Articles army worm Army worm invasion stripping central Minn. cornfields Corn that was standing six feet tall as recently as last week is now barely six inches high in places, mowed off by an invasion of army worms. July 27, 2013 - KARE 11 Minneapolis-St. Paul