also: パチキ
noun
Osaka dialect word for a headbutt, often used in rough or fighting contexts. Borrowed from Korean 박치기 (bakchigi).
from Korean bakchigi
喧嘩でパッチギをくらった。
I got headbutted in a fight.
あの映画のタイトルは『パッチギ!』やで。
That movie's title is 'Pacchigi!' you know.