working dog

1. 1.

   any of several breeds of usually large powerful dogs bred to work as draft animals and guard and guide dogs

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Questions about working dog

What does working dog mean?

working dog means "any of several breeds of usually large powerful dogs bred to work as draft animals and guard and guide dogs".

Is working dog a common word?

working dog is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.