A sexual antic performed involving penetration from the rear, a wad of duct tape hidden in the palm of ones hand and applied to the pubic region under the guise of a reacharound.
So there ya are, riding your little filly from behind. She thinks your're about to perform an act of selflessness by reaching around and giving the magic button a flick or two. Imagine her surprise when you roll a wad of duct tape through the pubic sagebrush, creating the memorable Dodge City Tumbleweed suitable for display in the bunkhouse. Hang on for the ride cowboy! You'll be leavin' Dodge City faster than you rode in!