Double cross and Dirty pool

Double cross noun - The act or fact of violating the trust or confidence of another.

Dirty pool and double cross are semantically related. in cheating topic. In some cases you can use "Dirty pool" instead a noun phrase "Double cross", when it comes to topics like swindle, treachery, slyness, disloyalty.

Dirty pool noun - Conduct that is unfair or unethical or unsportsmanlike.

Double cross and dirty pool are semantically related. Sometimes you can use "Double cross" instead a noun phrase "Dirty pool".