GDI stands for “God Damn Independent” or someone who is not in Greek life.
“Slam” is someone who made the mistake of sleeping with a fraternity guy.
If you want to hear what the author of 30 Advantages Of Dating A Girl With Big Boobs thought about BuzzFeed Sports’ Frattiest Quarterbacks in the NFL article, you can read that here. Money quote: “I don’t take much issue with the quarterbacks listed or even the order…. but his reasoning and perpetuation of the same, tired ‘frat guy’ persona is a little over the top.”
Yep. I totally went over the top with that persona.