bull terrier 
noun
A short-haired dog of a breed that is a cross between a bulldog and a terrier.The omnipopular Spuds MacKenzie was a bull terrier, a breed developed in England during the middle of the 19th century about the time the first recorded dog shows were held there....
- Only three breeds fell below 0.500 H B; bull terrier, miniature bull terrier, and boxer.
- A terrified pensioner watched in horror as an out-of-control bull terrier ripped her pet dog to pieces.