1.To push aside personal feelings or obstacles and focus on the task at hand.
2.To, somehow, be able to land a full-splits spinning roundhouse kick to the face of a superior opponenet whilst blinded by salt thrown by said oponent.
You:"Dude, I can't go to work. I feel like crap after Cindydumped me."
Me:"You gotta Van-Damme it and go anyway. Frank Dux didn't want to go to the Kumite but he did it AND he won."
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.