Definition of bulldog
(Entry 1 of 3)
1
: any of a breed of compact muscular short-haired dogs having widely separated forelegs and an undershot lower jaw that were developed in England to fight bulls
2
: a handgun with a thick usually short barrel
3
: a proctor's attendant at an English university
bulldog
adjectiveDefinition of bulldog (Entry 2 of 3)
: suggestive of a bulldog
bulldog tenacity
bulldog
verb
bulldogged; bulldogging; bulldogs
Definition of bulldog (Entry 3 of 3)
: to throw (a steer) by seizing the horns and twisting the neck
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Time Traveler for bulldog
The first known use of bulldog was circa 1518
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