Break a leg! What do you mean?

Break a leg

The meaning is –A way to wish someone good luck, especially before a performance. It sounds negative but is actually positive and encouraging.

Similar idioms –

• Knock ’em dead

• Best of luck

Examples

1. You’ll do great in the play tonight—break a leg!

2. Everyone told her to break a leg before her big audition.

中文意思是 – （演出或比賽前）祝你好運（表面上不吉利，實則祝福） / （演出或比赛前）祝你好运（表面上不吉利，实则祝福）