Douche Tanker
When douche bag doesn't quite illustrate the magnitude of someone’s douche baggery.
1:  Did you see Brian wearing 5 popped collars at once.
2:  Yeah, he's a douche bag.
1:  No, douche bag ends at two popped collars.  Five at a time makes you a douche tanker.  
2:  Fucking spot on!