A nasty case of the shits, usualy contracted by travelling in India, or other far flung place, defined by Arse Gravy
the consistency of a sloppy bombay madras sauce. no vomiting is usual, unlike Deli Belly
which can be a "double ender"
Came back from my hols yesterday with the worst case of Bombay Bottom, my arse felt like it had been raped by King Kong