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(Laff a meh tie tuss) n. 1. A rare disorder that exudes uncontrollable laughing especially during non-laughable situations. 2. The inability to control ones laughter.
Dick "Dude.. That cop just questioned us for a murder and fucking Cooper is laughing his ass off."

Jane " Yeah his laughametitis is gonna get us sent to jail!"

Dick "That dick."

Betty "Oh Cooper you're so awesome!"

Cooper "Hahahahaha"

Betty "you laugh a lot"

Cooper "Hahaha. Yeah, Hahaha. Its just my Laughametitis. Hahahahaha."
by The Shizphactory November 26, 2008
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