V-T(及物动词) If someone head-butts you, they hit you with the top of their head. 用头撞
He was said to have head-butted one policeman and stamped on another's hand.
据说他用头撞了一名警察,还把另一个警察的手给踩了。
N-COUNT(可数名词) Head-butt is also a noun. 头撞
The cuts could only have been made by head-butts.
那些伤口只能是头撞的结果。