Meaning of leaf-cutting ant

leaf'-cut•ting ant"

Pronunciation: (lēf'kut"ing), [key]
  1. any of several tropical American ants of the genus Atta that cut and chew bits of leaves and flowers into a mash that they use to cultivate a fungus garden.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.