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Something spectacularly silly and sublimely expressive of the comical futility of human existence. Like a four headed baby conceived between a couple who couldn't even recognise one another because the grass was too tall (or they had smoked too much of it). An utter disaster.
Little Downs-Syndrome Pepita here is Marcia's little four headed grass accident.

His thirtieth birthday party was a four headed grass accident.
by Fearman February 14, 2008
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