Duska may refer to: DShK (ДШК, for Дегтярёва-Шпагина Крупнокалиберный, Degtyaryova-Shpagina Krupnokaliberny, 'Degtyaryov-Shpagin Large-Calibre') is a Soviet heavy anti-aircraft machine gun. Duska (film) (Russian and Ukrainian: Душка), a 2007 film by Dutch director Jos Stelling