armyworm
nounEtymology From army + worm.
1
The larva of any of the genera Spodoptera and Mythimna of noctuid moths, which typically feed in large, destructive groups on food crops and grasses.
- Derived terms
- African armyworm, beet armyworm, Caribbean armyworm, common armyworm, cosmopolitan armyworm, fall armyworm, false armyworm, grasslawn armyworm, lawn armyworm, northern armyworm, Oriental armyworm, southern armyworm, sweet potato armyworm, true armyworm, velvet armyworm, western yellowstriped armyworm, yellow-striped armyworm