Snakes appear in many dreams. My daughter used to dream about snakes. She has a waking life snake phobia. But even if you don't, snakes can slither their way into your dreams.
To dream of being bitten by a snake indicates there is a chance of being hurt by someone or something devious. But who or what is it? Even one's own suspicious thoughts can be a threat. Here's the latest article on the Dreams site. It's a dream interpretation for a woman who dreamed about being being bitten on the finger by a poisonous Black Mamba snake. Snake Bite Dream Interpretation
As always, dream symbols must be taken into context with other dream images. If you happen to like snakes, then a dream snake may not represent something or someone treacherous.
Let me know what you think about this dream interpretation! :)