“用头撞击”常见的英语表达是 “butt (someone/something) with one's head” 或者 “head-butt (someone/something)” 。
butt (someone/something) with one's head：
“butt”在这里是动词，意思是“用头顶撞” 。例如：He butted his opponent with his head during the match.（在比赛中，他用头撞击了对手 。）
head-butt (someone/something)：
“head-butt”既可以作动词，也可以作名词。作动词时，如：He head-butted the wall in frustration.（他沮丧地用头撞了墙 。）作名词时，如：He received a red card for a head-butt.（他因为用头撞击而吃到一张红牌 。）