"Glenn Beck is a massive Douchecaster." "Diane Rehm is a massive Douchecaster." "I don't care if he's funny, I still think Stephen Colbert is a Douchecaster." "Karl Rove seems to have found a new career as Douchecaster."
A portmanteau of "douche" and "broadcast" that describes the act of talking about things the douchecaster thinks makes them sound awesome, so loudly that they are overheard by everyone nearby.
"I wanted to get some reading done on the bus, but this guy in front of me was douchecasting his opinions about the local music scene so loudly that I couldn't concentrate".
After you have used your butt pirate anal disposable douche for your partners pleasure, don't throw it in the garbage, instead just put the dirty filthy used plastic anal douche applicator in your douchecase for next time.
I'm ready for my conference meeting and just in case I see some hotties at the conference my douchecase is all packed. Never be caught without your "douchecase".
"Sally would you please see if my anal douchecase is on my desk?"