When you smack that yart so much that you fart and shit at the same time
Yo Benny’s mad smacked off the shart
Beating the schmeat so hard that you experience the worst and most painful anal prolapse that has ever occurred under the Sun. Feeling your asshole cave in on itself, exposing your intestinal tract due to the best goddamn incest porn on this side of the Solar System.
Sean: Mickey, what the hell are you doin’? Why are you in the hospital?
Mickey: I was Macking Off to Fortnite Porn and Rieley’s Insta, man. I couldn’t help myself!