Coptimistic

The feeling of confidence that one will not be caught by the police.

I think you are being a little too coptimistic driving with all of that cocaine in the back seat.

wikipedia phd

A feel of deep understanding received after reading the Wikipedia article on a certain subject.

Friend: "This guy at the party last night told me that quantum physics says nothing is real and we are all just waves"
Me: "I'm pretty sure he just got his Wikipedia PHD and doesn't really know what he's talking about"