상대방의 얼굴이나 몸을 머리로 강하게 들이받는 공격 행위
an aggressive and forceful thrust with the top of the head into the face or body of another person
예문:
"The referee's decision to penalize the headbutt was controversial."
"He suffered a concussion after receiving a headbutt in the game."
상대방을 머리로 세게 들이받아 공격하다
to attack or strike someone with a headbutt
예문:
"The player was ejected for trying to headbutt the referee."
"He was caught on camera attempting to headbutt a bystander."