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A person who masturbates to photographs of people that they may, or may not, know while connected to the social network called Facebook.
I caught Pat masturbating to some chick on Facebook again. What a Facebook wanker.

Rob has a Kleenex pile 10ft deep from looking at Facebook. What a Facebook wanker.
by hipp5 April 21, 2006
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the worst of the worst, people who seem to think it is their duty in life to let the whole world know the tiniest details of their lives and emotional state, via facebook.
Example of a facebook wanker

It sucks when you kno you realy like someone but you kno the chance of being with them is slim. We can only blame ourselves for that feeling.
by facebookwanker January 19, 2011
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