Any of a breed of dog having a short, usually white coat and a tapering muzzle, developed in England by crossing a bulldog with a now extinct breed of terrier.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.