Autoirontic
When someone is amused at how they're being cleverly ironic, but no one else gets it. Almost always triggered by significant alcohol consumption, when the imbiber becomes convinced they're cross-channeling Socrates and Robin Williams. Some unfortunate souls have been known to suffer from this condition permanently - avoid making eye contact with these people.
As the night of drinking went on, Joe eventually cleared the bar of all his friends but he didn't seem to notice. His autoirontic banter kept him laughing at his 'witty' observations all on his own.
"Do we have to invite Joe to go out drinking with us? Two cocktails and he gets autoirontic, and I'm tired of having to put up him thinking he's being funny and insightful - it's embarrassing"
"Do we have to invite Joe to go out drinking with us? Two cocktails and he gets autoirontic, and I'm tired of having to put up him thinking he's being funny and insightful - it's embarrassing"