Stone Mountain definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
mountain near Atlanta, Ga., on which a huge Confederate memorial is carved: c. 2,000 ft (610 m) high
Stone Mountain definition by American Heritage Dictionary
A massive granite monadnock, 514.2 m (1,686 ft) high, in northwest-central Georgia east of Atlanta. Its northeast wall contains a huge Confederate memorial (carved 1917-1967).