OMG don't call it a pupback!!!
OMFG i just got pup'd up beyond recognition
1. someone whose an idle douche bag, who sits around talking horseshit the whole day
2. someone who enganges in regular munging, typically assuming the 'receving' position at the end.
Let's go down to the graveyard, he can be the Pups.
What are you doing after work, want to smash some pups?
What's up bro, just grabbed a case of pups...want to party?