Meaning of pickleworm

pick•le•worm

Pronunciation: (pik'ul-wûrm"), [key]
— n.
  1. the larva of a pyralid moth, Diaphania nitidalis, that bores into the stem and fruit of squash, cucumber, and other cucurbitaceous plants.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.