noun
: the larva of an American noctuid moth ( Spodoptera frugiperda ) that migrates northward as far as New England and is destructive especially to grasses and small grains
noun
: the larva of an American noctuid moth ( Spodoptera frugiperda ) that migrates northward as far as New England and is destructive especially to grasses and small grains
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012