Definitions for "Undergrowth"
For the character of the same name, see Undergrowth (Danny Phantom).
Undergrowth is a fictional villain from Danny Phantom. He is a ghost with power over plants. He is voiced by Mark Hamill.
That which grows under trees; specifically, shrubs or small trees growing among large trees.
Small trees and shrubs and other plants growing under a forest canopy.
the brush (small trees and bushes and ferns etc.) growing beneath taller trees in a wood or forest