A hoopster is an adolescent who sports the trendy nba retro basketball jerseys, for example: Carl Malone, Chris Mullin, Reggie Miller, etc. as a part of their hipster lifestyle. Hoops + Hipster = Hoopster
A annoying friend that trys to act cool to impress people. Normally they will do or say something alot and tell people about it like "Hey dude did you hear me say penis, because I just said it haha." And then you normally say to yourself, "SHUT THE FUCK UP!"