Clit-y-twister. noun. the process of grabbing a girl's clit with your thumb upside down and then twisting your thumb so it is upright. then give the girl a thumbs up.
Guy: If I have to go down on you I'm gonna give you a clitytwister
Girl: What is that?
Guy: You'll find out.
Girl: Ow! You fucking asshole!
Guy: Bet you wont ask me to go down on you again.