working dog
noun
one of any of several breeds of usually large, powerful dogs originally developed to assist people in their daily work, as draft animals, guard dogs, and guide dogs, and including the boxer, bullmastiff, Doberman pinscher, Great Dane, St. Bernard, and Siberian Husky.
Origin of working dog
First recorded in 1890–95
Words nearby working dog
British Dictionary definitions for working dog
working dog
noun
a dog of suitable breed or training kept for its practical use, such as herding sheep, rather than as a pet or for showing