stfu

A shorter way of saying the sentence "sex time for u" over messages

Her: I'm horny
Me: Stfu
Her: What?!
Me: It means sex time for u
Her: Oh ;)

twister

that annoying game where you have to turn your body inside out to win.

Friend: What is that game called where you twist your body around?
You: You mean twister?
Friend: Yeah.