The Brief: A snake is someone who seems sincere and kind but is really sneaky, backstabbing, and/or evil.

Bluesquiggle
DEEP DIVE

Like the animal, a human “snake” is someone cold, calculating and/or sneaky.

I don’t need no, fake
Soon as I wake up keep an eye out for the snakes, yeah –Nicki Minaj, “No Frauds”