Meaning of the word "running dog" in English

What does "running dog" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

running dog

US /ˈrʌnɪŋ dɔːɡ/
UK /ˈrʌn.ɪŋ dɒɡ/
"running dog" picture

Noun

a person who serves or helps someone else, especially in a way that is considered to be disloyal or contemptible

Example:
He was accused of being a running dog for the foreign powers.
The dictator's running dogs oppressed the people.