Fiery bum gravy

It is the result of eating a red hot curry and the effect on your natural bodily functions. It is easily identified by the orangey colouration and the burning pain caused when you visit the toilet.

"hey man i just went to the toilet after jacks mum after she had that vindaloo, and there was fiery bum gravy splattered all over the walls. Man she really needs to clean up after herself that was vile."