| Underbrush (n.) Shrubs, small trees, and the like, in a wood or forest, growing beneath large trees; undergrowth. Thesaurus Entries bosket, brake, canebrake, ceja, chamisal, chaparral, coppice, copse, copsewood, covert, frith, motte, thicket, thickset, underbrush, undergrowth, undershrubs, underwood |