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fuck the shit off; the last resort of the acronyms when dealing with utter plebs
pleb69: ur mom is so ghey
jeliza: ftso
by JelizaRose March 09, 2008
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"Fuck The Skull Of"

An expression of hate or derision. Popular at MIT in the early 2000s, from which it spread to the internet at large. Possibly a reference to Full Metal Jacket, in which the drill instructor threatens to "gouge out your eyes and skull-fuck" a recruit.
The MPAA sued another kid for downloading mp3s. FTSO music execs
by maekern April 11, 2011
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