Definition of pit bull terrier noun from the Oxford Advanced Learner's Dictionary

 

pit bull terrier

 noun
noun
BrE
 
; NAmE
 
(also pit bull)
 
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a small strong aggressive dog, sometimes used in dog fights where people bet on which dog will win Culture In the 1980s a number of people were attacked and badly injured by pit bull terriers and other dogs. As a result a law was passed in Britain in 1991, the Dangerous Dogs Act, requiring owners to register them with a special government department.