Back down.
When you move away from danger or a person you are arguing or fighting with in order to avoid injury or a more serious fight or argument, you back off. When you tell people to back off, you are warning them that you are becoming angry and that a fight or argument is likely.
1. Repousser. Reculer un meuble.
2. Retarder. Reculer une réunion.
3. (Intrans.) Rétrograder. Qui n'avance pas recule.
4. (Intrans.) Céder. Reculer devant l'obstacle.