What is Nintendonitis?
1.
A chronic painful condition that effects the muscles or joints in the hand, fingers and/or forearm after playing videogames too much.
Dude, I played Final Fantasy for three days straight, but my Nintendonitis flared up so I couldn't play anymore.
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2.
The cramp you get in your hand from playing video games, especially between the thumb and forefinger.
I was winning blades of steel until my old Nintendonitis injury took me out.
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Random Words:
1.
To stick ones finger(s) in their asshole, and then proceed to bite your fingernails to trim them down.
Wow bob, your fingernails are re..