An exclamation you make when you realize something you should have known all along, or when the person you're with has a startling revelation about something obvious.
Bob: "Wow! I never knew that donuts were so bad for you!"
Sally: "Duh 101"
Francine: "I should have known he was married! Duh 101!"
A state of extreme lassitude so intense that nothing is possible. Can affect any gender.
Guy 1: Dude, you've been binge watching for two days straight. Let's hit the taco place and find some cute chicks!
Guy 2: ommmphhh.. I can't. I'm experiencing flaccitude and can't move. You go without me.