Definitions by Matie Chulick

FaceStalk 

To browse Facebook users' profiles constantly without their knowing, especially when they are not your friends and you are judging them as you do it.

Katie: "Hey you wouldn't believe who added me on Facebook, Fre-."
Michelle: "Fred Thomas, I know, and he commented your pictures."
Katie: "Hey, how did you know?"
Michelle: "Oh, I was just FaceStalking last night."

FaceStalk by Matie Chulick July 3, 2009