A term that can take on multiple meanings
1) An endearing term that can be used to define one of your friends who can sometimes be an idiot. Synonymous with clown 2)A total dochebag, who routinely makes an ass of himself. Used for people you have little tolerance for, even if at times their ineptitude at life can be somewhat amusing.
1) Yeah that guy over there parading around, making dumb jokes is my friend. He's such a jizass.
2) Wait you thought that guy was funny? I thought he was a total jizass, I didn't like him.
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.