The action of observing friends or complete strangers from the comfort of your own computer via social networking websites such as Facebook, Twitter, Tumblr, Myspace, Formspring, etc. When practiced correctly, a social netlurker can gather immense amounts of information on their subject(s). Any embarrassing and funny information gathered should be submitted to www.SocialNetlurking.com.
After last night's party, Amber was totally hitting on my 14 year old brother on his Facebook wall. I took a screenshot and sent it in to Social Netlurking before she could sober up, realize what she did, and delete it.