on your (own) head be it
成語所屬單字head
on your (own) head be it — 慣用語
1. Used to tell someone they must accept the unpleasant results of their decision.
1.慣用語
釋義
後果自負
Used to tell someone they must accept the unpleasant results of their decision.
例句
If you go against the rules, on your own head be it.
Tell him the truth if you want, but on your head be it.