Slang of the day- "street pizza" Definition: An animal that has been run over and killed by a car; any disgusting substance that is on the ground. Example: 1) Maura's pet turtle escaped last week and I'm afraid it's probably street pizza by now. 2) That poor little dog -- now he's just street pizza. Etymology: 'Pizza' is a popular food that is flat and has lots of red tomato sauce, and 'street' means road or highway. This phrase is a comical reference to unpleasant organic materials that are found on roads and sidewalks. Synonyms: road kill http://www.peakenglish.com/slang/dailySlang.jsp