Stands for: That's What The Fuck I Said.
Used when someone repeats something you said or when you are agreeing with someone who shares the same opinion as you.
Girl 1: And I was like, ' It's obviously seven!!"
Girl 2: No you didnt. I answered that question.. TWTFIS!
Boy 1: She's so dirty, why would he put his penis in that?
Boy 2: I know! TWTFIS
Robert: If you ever waded into the Intelligent Design debate, you surely encountered a PhD biologist or chemist confidently tell you, "The very notion of looking at an organism and speculating on whether it is 'designed' is unscientific."
And yet, that's the main topic regarding Wuhan.
Ruler of Lake Titicaca. Rumored to have a bunghole that gets very angry if it does not receive toilet paper. Cornholio the Great is often seen walking around with his shirt over his head and his hands in the air, chanting songs about his power, and his bunghole.
"I am Cornholio! You do not want to face the wrath of my bunghole, for I need TP!"
Butthead: Shut up, Beavis! (uh huh huh huh)
Beavis: Um, okay. (heh heh heh heh).