If someone has nerves of steel, it means that they are brave, especially when under extreme pressure.
You need nerves of steel to be a bomb disposal expert.
There's a man on a tightrope walking between those two skyscrapers! He must have nerves of steel!
I will need to have nerves of steel to pass my driving test today – I've only had three lessons.
Don't confuse it with
If someone gets on your nerves, they annoy you.
I really hope Darren doesn't come to the Christmas party – he really gets on my nerves.
Let's go to a different cafe today - this one is full of children in the school holidays, and they really get on my nerves!
The Ryder Cup is a golf competition between teams from Europe and the United States of America, and takes place every two years. The 2012 competition finished in dramatic style, when Europe, who were losing, made a record comeback against the United States to win the competition by 14½ points to 13½.