What we found is that biting one’s fingers means trouble and worries on the religious plane.
To dream of biting someone indicates that you are being too controlling or you are being too hard on someone.
It's possible that you are jealous or mistrusting. You need to acknowledge these feelings and understand why they exist. Sources suggest that you stop being so dominating and ease up on your behavior.
Learn more about dream interpretations at Dreamforth.com.