noun
- a creek flowing from S Pennsylvania through NW Maryland into the Potomac: Civil War battle fought near here at Sharpsburg, Maryland, in 1862.
noun
- a creek in NW Maryland, flowing into the Potomac: scene of a Civil War battle (1862), in which the Confederate forces of General Robert E. Lee were defeated
place name, eastern U.S., from an Algonquian word perhaps meaning “swift water;” the name occurrs in Pennsylvania and Ohio, but the best-known is a creek near Sharpsburg in Washington County, Maryland, site of a bloody Civil War battle Sept. 17, 1862.