From FAP + carPAL TUNNEL SYNDROME.

Getting a strained wrist from working a computer mouse with one hand (e.g., to download porn), and jacking self off with the other. It's generally the lower of the two wrists that develops the syndrome first.
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"Jed says his right (left) wrist hurts."

"Probably poor ergonomic design at his workstation. He's wanked himself into a case of Fappal Tunnel Syndrome. Someone get a crowbar and pry him off that computer. Sheesh!"
by al-in-chgo March 5, 2011
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