A friend who is obsessed with you and won't stop calling, following, and trying to be seen with you.
Ellen is such a friend stalker, she won't stop calling me! I don't even like her!
by Jaja A August 12, 2006
Someone that tries to add all of your friends on your MySpace/Facebook friends after you add them on your friends list.
After I added Candace to my friends list, she added a bunch of people from my friends list, so now we have a bunch of mutual friends. She's a friend stalker.
by ChineseGoddess June 15, 2010
When you date someone and then their best friend (usually a grenade or a choade) starts stalking you.
Guy 1: Dude, her best friend keeps liking all my statuses. She won't leave me alone.
Guy 2: Girl's got Stalker Friend Syndrome.
Guy 2: Girl's got Stalker Friend Syndrome.
by tbaaaby November 5, 2010