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Literary, this translates to: "Go fk you" or "Go fuck you." This phrase originates from the Warzone 2100 player daBoss' broken English. He was trying to communicate "Go fuck yourself."
Warzone 2100 -
a WZ player: "Hey you suck, how did you lose all your units!?"
daBoss: "gfku"
by daOverlord November 17, 2014
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