A friend or family member that goes around talking bad about you to everybody all day long all day long but when they see you they have nothing to say.
David and Ned are like best friends, and share everything with each other. Ned always hates on David when hes not around. But yesterday when Ned was talking about David, David walked in and Ned stopped talking, he is such a hippocricket....
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.