The infamous "Slovakian Traffic Cone" Urban Dictionary entry is an example of The Slovakian Traffic Cone Law. As in, it was likely made up by the guy who posted it. There was no such thing as the Slovakian Traffic Cone before that entry was made. I hope.
The act of giving someone a surprise enema while they are standing up. The victim must then remain as still as a statue - any movement will liberate the contents of their colon.
"Holy shit man, did you see those pics of Britney Spears with no panties?"
"I sure did bro, she's got a fucking slopgina, and it almost made me vomit."