Taking something that was awesome and overusing it so much that it starts to suck, and become annoying. Usually done by the annoying
outsider in
the group who doesn't know when to stop. Ofter this occurs by going
too far with it, as well.
Person A - Hey remember when blah blah blah...
Person B - That was a month ago. It was barely funny then, and it isn't funny now.
Overkill!
Person A - Man, the only way you could have gotten that mark was by sleeping with the teacher!
Person B - Shut up.
Person C - Yeah! You must have like.
Spread your legs to pass for anything, and screwed every teacher up the ass!
Person A - Yeah, you just overkilled it.