Top Definition
A person who constantly comments on your photos and status updates, who barely knows you and has no business commenting at all.
Jon's such a facebook parasite. Everytime I change my status or post a new photo, he's the first to comment.
by werdslaya January 11, 2010
a friend/acquaintance of yours on facebook who will constantly comment and like your statuses and comments to the point where you have lost the will to facebook at all
god dammit i have a facebook parasite... im too nice to say anything so im just gonna stop writing anything...
by groundupmalakai November 26, 2010
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