Basically every high school teacher, or teacher in general, that is a complete and utter bitch. Mainly tend to be female, but the males are even worse. They mave give impossible homework assignments that they don't allow to be turned in late
Jenny: I fuckin hate Ms. Hollister, that bitch gave me a 4 page essay assignment due tomorrow. Me:Well what do you expect, she is one of Satan's Little Helpers after all
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.