“以头抵撞”可以翻译为“butt (someone or something) with one's head” 或者更简洁地表达为 “headbutt”。其中,“headbutt” 是一个动词,直接表示“用头抵撞”的动作。例如:
He headbutted his opponent in the heat of the moment.(在激动之时,他用头抵撞了对手。)