Definition, Meaning & Synonyms

dirty dog

idiomatic expression
/ˈdɜrti dɔg/
Definition
A dirty dog is an informal term used to describe a person who behaves deceitfully or dishonestly, often in a sneaky or underhanded manner.
Examples
  • He called his friend a dirty dog after he found out he was dating his ex-girlfriend.
  • She didn’t want to work with him anymore; she felt he was a dirty dog for taking credit for her ideas.
Meaning
The phrase can also imply betrayal, particularly in a romantic context, where someone may have been unfaithful or disloyal.
Synonyms
  • scoundrel
  • rascal
  • rogue
  • philanderer