headupassitis 

The condition a person suffers from when their head is wedged firmly up their ass. It's a phenomenon that affects millions of people on a daily basis, and usually results in the person saying incoherant or completely retarded things.

Dave: Hey John, did you hear about Larry from across the hall?

John: No. What happened?

Dave: He told a nun that she needed to jam out with her clam out.

John: What a fucktard, he's got a bad case of headupassitis.

headupassitis by talldude65 August 16, 2010

headinassitis

Unaware of how dumb one is at a particular time. Can be temporary or chronic.

Mall owner: “I can’t believe it! Those old ladies just drove into bushes then just drove off without a care!”
Police: “Must have a bad case of headinassitis.”

headinassitis by RL050 December 28, 2018