Definition of American pit bull terrier
: any of a breed of muscular, agile dogs that have a short, smooth coat, were developed to combine the traits of terriers and bulldogs, have extremely powerful jaws and great strength and tenacity, and that were originally bred for dog fighting
— called also pit bull terrier
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Merriam-Webster unabridged
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Time Traveler for American pit bull terrier
The first known use of American pit bull terrier was in 1936
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