Home › Words › L › leafeaterleafeaterleafeater means any organism that consumes leaves.EtymologyFrom leaf + eater.nounAny organism that consumes leaves.e.g.“Eliminate just one kind of tree out of hundreds in such a forest, and some of its pollinators, leafeaters, and woodborers will disappear with it, then various of their parasites and key predators […]” — 1984, Edward O. Wilson, Biophilia, page 8:Definitions & examples from Wiktionary (CC BY-SA 3.0).