It's not a Zak Sabbath title, no.
No, what Dirty Santa is, is it is this: Everyone brings a wrapped gift of some sort. It doesn't matter what it is as long as someone there might like it. Then, everyone takes a turn picking a gift -- either an as-yet unidentified wrapped one from the pile, or an unwrapped one that someone else has. Eventually everyone's got something, and we all had fun yoinking stuff away from one another, ha ha ha.
I'm bringing a mix CD, and this is the insert for the jewel case:
|Clickity-click. Yes, I misspelled "Hazard" on the cover.|
It's a brand-new sock, though.