nerves of steel
Meaning: If you have nerves of steel, you are very brave and not many things make you scared or nervous.
- I could never work on one of those high-rise building sites where you walk along beams about twenty stories up. You'd need nerves of steel to do that job.
- Those people who sing the national anthem before one of those big sporting events must have nerves of steel.
You'd need nerves of steel to