Meaning of tent caterpillar

tent' cat"erpillar

Pronunciation: [key]
  1. any of the larvae of several moths of the genus Malacosoma, which feed on the leaves of orchard and shade trees and live colonially in a tentlike silken web.
  2. the North American larva of M. disstriawhich spins a dense net.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.