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A Facebook lurker who tricks your friends into befriending him.
That greasy weasel griffaced another one of my friends.

Hey that dude from your friend list that griffaced me is really cramping my style with all of his inane updates.
by indian goggles September 02, 2008
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May 3 Word of the Day
Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)
Monica: Oh yay! I made a new mutual today because we started following & talking to eachother on twitter and we like eachother (so it seems).
by qtheresurrection March 25, 2015
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