Meaning of diamondback moth

dia'mondback moth'

Pronunciation: [key]
  1. a moth, Plutella maculipennis, having brownish wings marked with diamond-shaped, yellow spots in the male, the larvae of which feed on the leaves of cabbages and other cruciferous plants. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.