pit bull

American  

[pit bool] / ˈpɪt ˌbʊl /

Informal, pittie or pitbull

noun

• pit bulls
  plural

1. 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.

2. Also called American pit bull terrier. American Staffordshire terrier.

---

Other Word Forms

Noun Inflected Forms

• pit bulls
  plural

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

See Examples For:

pit bull

A pit bull barked, but no one seemed to be home.

From Slate ● Sep. 17, 2026

David Sambur of Apollo was, the authors write, “a pit bull constantly in attack mode,” while Bruce Bennett, the hedge funds’ lawyer, “always had to have the last word.”

From The Wall Street Journal ● Jul. 27, 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

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

The vet's best guess was that she's part pit bull, part Labrador and part God-knows-what-else.

From "Aristotle and Dante Discover the Secrets of the Universe" by Benjamin Alire Saenz