1 definition by Scatman George

Top Definition
(1) The act of splattering the porcelain (or any other object)with non-solid stools after a particularly heavy drinking session, or after having been anally mounted by a man who has eaten a lot of celery ;)

Also

(2) Can be used in context pertaining to verbal diarrhoea.
(1) "Mother? Fetch the mop. I'm about to shibbledash the cat..."

(2) "You're talking shibbledash, Hawking, and stop dribbling."
by Scatman George March 24, 2007

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