People who play The One True Game the Original Dungeons & Dragons in the real authentic old school way. Old School Gamers do not play any inferior games.
Old School Gamers know that video games are a lot less fun to play, than The One True Game.
Synonymous with a lack of talent. Any social situation where in the pursuit of sexual relations (ie. "Hooking up") the deterrent presents itself as a simple shortage of the opposite gender, or no one around worth fucking.