noun
Literal meaning: a dog used for hunting. Also used figuratively for a person who blindly serves another's interests, like a 'running dog' or 'cat's-paw'.
彼は権力者の走狗に過ぎない。
He is nothing more than a tool of those in power.
走狗として使われるのは嫌だ。
I hate being used as someone's cat's-paw.