walnut moth

noun

Definition of walnut moth

: any of several moths whose larvae eat the foliage of the walnut: such as
c : luna moth
d : any of several red underwings of the genus Catocala
e : a dagger moth (Acronicta americana) found also on the maple
f : any of three arctiid moths of the genus Halisidota (H. caryae, H. tesselaris, H. maculata)
g : a moth (Datana integerrima) whose larva feeds on and often defoliates walnut, hickory, birch, oak, chestnut, linden, and apple

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