The male sexual organ located in the lower abdominal area. Can be used as a noun to describe someone you feel is an idiot or stupid, such as a 'tool'. Literally meaning Fuck Stick.
You're such an F-Stick. Listen here F-Stick, you don't know what you're talking about.
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.