plural noun
- a group of mountains in W South Dakota and NE Wyoming. Highest peak, Harney Peak, 7242 feet (2205 meters).
pl n
- a group of mountains in W South Dakota and NE Wyoming: famous for the gigantic sculptures of US presidents on the side of Mount Rushmore. Highest peak: Harney Peak, 2207 m (7242 ft)
South Dakota landform, translating Lakhota pahá-sapa; supposedly so called because their densely forested flanks look dark from a distance.
Mountains in southwestern South Dakota and northeastern Wyoming.