armyworms

'armyworms'

[armyworm.n.01] as in: noctuid moth larvae that travel in multitudes destroying especially grass and grain

'armyworms'

[armyworm.n.02] as in: moth whose destructive larvae travel in multitudes

'armyworms'

[armyworm.n.03] as in: larva of fungus gnat that feed on cereals and other grains; they march in large companies in regular order when the food is exhausted