An irrecoverable condition marked by impulsive and prolonged lying. Generally, the subject matter is almost nonsensical and obviously bogus. The sufferer often uses this condition to make himself/herself appear supperior to others and at other times does it for no apparent reason.
John: "Wouldn't it be funny to drive a semi-truck to school?"
Justin (Griffinitis sufferer): "My dad already bought me one to drive whenever I ditch my learner's permit. I already put on some pimp spinners and it has a kickass system."
He might have went on livin'
But he made one fatal slip
When he tried to match the ranger...
With a universal silencing tool on his hip
To commit Griffinism can only be accomplished by those who possess the power of Rinne. The ancient legends say that only one individual possesses this power. To commit to this action, one must simply _____ _ ____ ____ ___ ___.
"Bro! Bro! Wtf are you doing! Hey stop dude. Hey hey get back! You kidding me? Hey shut it I will commit griffinism! You f####ing kidding me dude wtf!