Definitions for badlandsˈbædˌlændz
Random House Webster's College Dictionary
a barren area in which soft rock strata are eroded into varied, fantastic forms.
Origin of badlands:
deeply eroded barren land
Bad Lands, Badlands(noun)
an eroded and barren region in southwestern South Dakota and northwestern Nebraska
An arid terrain characterized by severe erosion of sedimentary rocks.
Badlands National Park, a national park in South Dakota
Origin: bad + lands