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2 definitions by FeuJaune

To masturbate while using a computer.
He's in his room clickety-clacking.
by FeuJaune February 04, 2010
The sleepy, sluggish feeling you get after eating too much sushi. Much like the itis, but sushi specific.
Oh man, that all-you-can-eat sushi place gave me a bad case of Japanitis
by FeuJaune January 02, 2011