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1.
A combination of the two insults Peacho and Kuffar. A Kupeacho is someone who fails at everything they do. To call someone a Kupeacho is very serious indeed, considering that a Kupeacho is even more incompetant than a regular Peacho.
"Man, I thought he was a Peacho before, but now I think he's a complete Kupeacho."
by dr.oetk3r June 10, 2008