Question 1

What does "break a leg" mean?

Accepted Answer

Good luck—used especially to wish performers success before a show.

Question 2

How do you use "break a leg" in a sentence?

Accepted Answer

Break a leg out there tonight!

Question 3

Is "break a leg" formal or informal?

Accepted Answer

"break a leg" is informal — used mainly in casual conversation. Theater tradition; saying 'good luck' is considered bad luck on stage.