The sexual act of covering the cleavage of a large breasted woman, preferably a hooker, with cocaine and titty-fucking her until high.
Tom: Man, I had the best time in Kansas City last weekend. Totally went Colombian Bobsledding on this waitress at a truck stop. Hit it so hard between those big, sweaty jugs the coke turned into paste.
Steve: That is disgusting. Kansas City? Seriously? That place is the worst.