Two faced snake 

A two faced snake is a person that is like a best friend to you when no one else is around but when with their friends they act.

Fred: Ill meet you at the bus stop.

Joe: Okay I'll bring tom.

Fred: Don't bring Tom, it can be just us.

Joe: If you say so Fred don't be a two faced snake again please.

~at the bus stop

Joe: Didnt you say not to bring anyone?

Fred: Bro who are you stop talking to me lmao embarrassment.

Two faced snake by SnakeKid July 3, 2016

Two-Faced Snake 

This is to refer to a person who goes out of their way to betray peoples' trust. They are mean and go out of their way to be so.

That person is a Two-Faced Snake because they decided to go behind my back and betray me.

Two-Faced Snake by KayMarie333 October 20, 2019