supercalifragilisticexpialigoatshit Share definition Flag An atrocious goat shit. Last night my goat made a supercalifragilisticexpialigoatshit and it exploded all over the house. supercalifragilisticexpialigoatshit by supercalifragilisticexpialigoa August 4, 2011 0 0 Get merch Get the supercalifragilisticexpialigoatshit mug. Buy Now — $32.95 See more merch