The act of penetrating a woman's vagina with the middle and index fingers and twisting at the elbow to produce a corkscrew like motion with the fingers as seen in the music video for "Sexy back"
Dude when I gave her the Timberlakelast night she screamed so loud the neighbors called the cops
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.