Definition of bulldog
- bulldog Noun A breed of dog developed in England by the crossing of the bullbaiting dog and the Pug to produce a ladies companion dog. Having a very smooth coat, a flattened face, wrinkly cheeks, powerful front legs and smaller hind legs.
- bulldog Noun A shortened form of British bulldog.
- bulldog Noun A stubborn person.
- bulldog Verb To chase (a steer) on horseback and wrestle it to the ground by twisting its horns (as a rodeo performance).