rat spill n. the accidental importation of rats to a rat-free island (or, rarely, to any rat-free piece of land). (source: Double-Tongued Dictionary)
Further reading
Quiz Guy John Chaneski insists that the names of modern Olympic sports resulted from changing one letter in the original names for each activity. For example, he says, the pole vault must have originated from an earlier sport in which participants...
Cat hair may be something you brush off, but cat hair is also a slang term that means “money.” In the same way, cat beer isn’t alcoholic — some people use cat beer as a joking term for “milk.” And imagine walking on a...