bobtail
/ˈbɒbtɔɪl/Definitions
1. noun
A short tail or a horse or dog with a docked tail.
“The breeder’s show dog was a beautiful bobtail.”
2. verb
To shorten a tail, especially that of a horse or dog, by cutting it off.
“The veterinarian decided to bobtail the puppy’s tail to prevent matting.”