Bull Run

geographical name \ˈbu̇l-ˈrən\

Definition of Bull Run

  1. stream 20 miles (32 kilometers) long in northern Virginia west of Washington, D.C., flowing into Occoquan Creek (a small tributary of the Potomac River) Two notable Civil War battles were fought in the vicinity of Bull Run on July 21, 1861 and August 29–30, 1862.

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