noun
assassination fist; deadly martial art
Manga/anime term for a fictional martial art style focused on killing with bare hands. Not a real-world martial art.
その漫画の主人公は暗殺拳の達人だ。
The protagonist of that manga is a master of the assassination fist.
暗殺拳は一撃必殺を旨とする。
The assassination fist style aims for a one-hit kill.