The act of putting your flaccid penis in-between your balls and your thigh for sexual pleasure, out of boredom, or so it looks like you don't have a dick and only balls.
When i make a DickBall-Sandwich with my thigh it looks like my dicks gone.
When I am bored watching a youtube video I usually make a DickBall-Sandwich
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.