do yourself a mischief

成語所屬單字mischief

do yourself a mischief — 慣用語

1. to hurt yourself, usually in a minor or unintended way

1.慣用語
釋義

弄傷自己

to hurt yourself, usually in a minor or unintended way

例句

Watch your fingers when you close that drawer, or you'll do yourself a mischief.

The chef tried to open a jam jar with a knife and nearly did himself a mischief.