An old unhappy bitch that complains about things that are insignificant or that do not even exist. She can be found in most typical office environments.
Sheryl is always bitching about other people and needs to mind her own fuckingbusiness; she is such an old bitty bitch.
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.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"