An attack of diarrhea, particularly one suffered while travelling abroad. The image is of the agitation caused by impending diarrhoea or, more specifically, the frantic and undignified clenched shuffle to the nearest toilet or bush. This parody of a dance title was coined by Americans who tend to suffer while on holiday in Mexico, and is a late 1970s alternative to Montezuma's revenge or the British gyppy tummy and Delhi belly.