The act of stating for the entire room that you are leaving after being defeated in a discussion group or forum online. Cry for attention, basically.
Jane-Bob: "Really gone this time. I cannot stomach the men and two women on this page. No longer will expose myself to their rubbish!"

Jim-Bob: "Haha! The Dramatic Sashay Out (DSO) kills me every time. Troll for attention much?"
by virex21 October 4, 2013
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