Dactyl Backjack - When you give yourself a middle finger while jacking off, li

When you give yourself a middle finger while jacking off, like you're fighting your own cock. It's the ultimate solo beatdown.

I did dactyl backjack in the shower and my roommate asked if I was screaming at the toilet.

At work, I did dactyl backjack and my coffee spilled because I was too busy yelling at my wrist.

I did dactyl backjack in my pants and my dog ran out of the room like I’d just kicked him.