Armyworm - Definition
armyworm
n 1: noctuid moth larvae that travel in multitudes destroying
especially grass and grain [syn: armyworm, army worm,
Pseudaletia unipuncta]
2: moth whose destructive larvae travel in multitudes [syn:
armyworm, Pseudaletia unipuncta]
3: larva of fungus gnat that feed on cereals and other grains;
they march in large companies in regular order when the food
is exhausted