pit bull
Americannoun
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a stocky, muscular dog with a broad skull and a smooth coat, belonging to an informal category of purebred and mixed-breed dogs that includes the American Staffordshire terrier, the Staffordshire bull terrier, and sometimes the American bulldog or boxer.
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Also called American pit bull terrier. American Staffordshire terrier.
Other Word Forms
Noun Inflected Forms
Etymology
Origin of pit bull
First recorded in 1925–30; pit 1 ( def. ) (in the sense “enclosure for staging animal fights”) + bull(dog) ( def. )
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Then there was the time her pit bull terrier, Thor, barked at a cat outside, jolting the feline skyward.
From The Wall Street Journal ● May 5, 2026
When I lived in downtown Phoenix, my pit bull Ziggy once escaped through the fence and disappeared, causing my wife to burst into tears.
From Salon ● Feb. 20, 2026
I love being wherever Maybelle, my gentle, white pit bull, is resting.
From The Wall Street Journal ● Nov. 4, 2025
The 1991 Act had already banned the ownership of four breeds - the pit bull terrier, the Japanese tosa, dogo argentino and fila brasileiro.
From BBC ● Oct. 7, 2025
Me: unless there’s a new dog over 8 years, black fur, weighing more than 60 pounds, and is mostly pit bull or shepherd.
From "The Miscalculations of Lightning Girl" by Stacy McAnulty
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.