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1 definition by AhoyAhoy!

An application on the social networking site Facebook. Many users may not realise that it actually doesn't count page views or private messages due to the Facebook Privacy Policy. This application ranks your friends based on how often they interact with your Facebook wall, e.g. wall posts, comments, likes, gifts. Has recently changed name to Fan Check.
"Hey, you perv your my #1 stalker on Stalker Check. WTF?!"

"Yeah thats because I 'like' every message you post!"
by AhoyAhoy! August 06, 2009