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Sometimes written as YFIx2 it is an acronym standing for “You Fucked It You Fix It” meaning it’s your mistake so you sort it out. Believed to have originated with the Royal Navy, it is used in the same way as SOYOS or SYSO.
Malcolm came to me moaning that he’d jammed the photocopier.”
“What did you do?”
“Nothing, I just told him YFIYFI.”
by AKACroatalin August 01, 2015
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