the act of apologizing for having an awesome time. in no situation does this saying not apply. you kill your neighbors dog? sorry for partying. you steal your friends credit card at the bar and run up a huge tab? sorry for partying. you bang your friends mom with an empty beer bottle? sorry for partying. piss your pants in the bar? sorry for partying. can't get a boner because your to drunk? sorry for partying.
Liam: What the hell, you just threw all my food at that house!?
Chris: Sorry for partying. I thought this was college.
Liam: You're right Chris, continue. My bad.
Man: You just smashed all my pumpkins, I'm gonna kick your ass!!!
John: Sorry for partying.
Man (walks away calmly)