SWD may refer to: SWD Media (Stories with Digital Media) Scottish Video News Agency Dragunov sniper rifle (Polish designation SWD) Serial Wire Debug, an electrical interface Southern Winds Airlines, ICAO codeSaɔaɔslddɔ Southwest DeKalb High School, Georgia, US Spanish Water Dog Spotted wing drosophila, a fruit fly Stockton, Whatley, Davin & Co., financial company, Jacksonville, Florida, US (Subject Headings Authority File), a German indexing system Sonic Wave Discs, Swervedriver band record label Shift work sleep disorder (also known as Shift Work Disorder)