In the context of online file sharing and digital video, the tag usually stands for "Pre-DVD" or "Print DVD."

To clarify:

Stan plays , an aspiring actor with neurofibromatosis, a condition that causes large, non-cancerous tumors to grow on his face. He is insecure, self-loathing, and infatuated with his neighbor, Ingrid (played by Renate Reinsve).