Black Hills

American  

plural noun

1. a group of mountains in W South Dakota and NE Wyoming. Highest peak, Harney Peak, 7,242 feet (2,205 meters).

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Black Hills British  

plural noun

1. 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)

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Black Hills Cultural  

1. Mountains in southwestern South Dakota and northeastern Wyoming.

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Location of Mount Rushmore.

Sacred to the Sioux. The opening of the Black Hills to settlement by whites in 1874 led to the Battle of Little Bighorn.

Example Sentences

Black Hills Corp. is the name Black Hills Energy uses for its utilities business.

From Barron's • Apr. 14, 2026

The goldmining museum, which contains a collection of artifacts dating back to the 1874 Black Hills Gold Rush, offers panning lessons and the chance to prospect on its land, finders keepers.

From The Wall Street Journal • Oct. 13, 2025

In August 1924, South Dakota state historian Doane Robinson asked Borglum whether he would be interested in carving a “heroic” sculpture in the Black Hills.

From Slate • Mar. 13, 2025

Andrew Busse of Black Hills Helicopter Inc. said his tours already don’t fly directly over Mount Rushmore.

From Seattle Times • Dec. 3, 2023

She used to tell me about the Black Hills, which were sacred to the Sioux Indians.

From "Walk Two Moons" by Sharon Creech