To step in dog shit, dirt, or any other nasty substance and proceed to dropkick your opponent in the jaw. leaving behind a smear of nasty on their face, and they have to deal with the brutal pain of a dropkick.
*Fight going on*
Dude 1 - "holy shit did Steve just slopkick that dude?"
Dude 2 - "Yeah, shit just got real..."
The act of stepping in dog shit or any other nasty waste, and dropkicking your foe in the nose-face area of the head. very effective. <sc>
Negro 1- Shit did he just slopkick him?
Negro 2- Yeah, shit just got real.