defy personal danger 奋不顾身

“奋不顾身”，汉语成语，指奋勇向前，不考虑个人安危，可以翻译为“dash ahead regardless of one’s safety，defy personal danger”等。

例句：

他奋不顾身地扑向敌人。

He threw himself at the enemy, completely disregarding his own safety.