A term of affection used in salutation or reference to other members or "friends" of members of Facebook, the popular online social networking website.
someone who wants a facebook but isn't allowed and instead hacks into friends facebooks and looks for everyone they know facebook and wishes they could read their walls
A computer user that spends most of their time gazing into the computer screenlooking for Facebook updates. This person is usually afraid of the stove and plays online games with annoying background music.
Dad: "What the heck is wrong with Pookie? She used to hang out in the family room, now she's in her bedroom staring blankly into her laptop."
Random family member: "Oh, she's turned into a Facebookenstein, dad. Can you tell her to mute that thing?"
mary: what are you doin?
jane: chattin up a guy
mary: that same guy?
jane: no a different guy
Mary: Why, whats wrong wiv u, u must sum facebookerslag!!!
jane: i cant help it :P