price on one's head

Noun

idiomatic

(idiomatic) A compensation for capturing or killing a person, especially someone guilty of a crime.

Japanese Meaning

犯罪行為にかかわった者を捕らえたり殺害したりするために支払われる報奨金、すなわち“賞金首”と呼ばれる現象や対象を指す表現

悪名高い山賊が拘束から逃げ出すと、その逃亡者の首には懸賞金がかけられ、賞金稼ぎたちが丘を捜索し始めた。

Sense（1）

(idiomatic) A compensation for capturing or killing a person, especially someone guilty of a crime.

The police put a price on his head after he killed four innocent women.