hold (one's) nerve

hold (one's) nerve

To remain calm, steady, and resolute, especially in the face of danger or adversity. I know learning to drive can be daunting, but if you can hold your nerve out on the road, you'll do just fine.
See also: hold, nerve
Farlex Dictionary of Idioms.
See also:
  • screw (one's) courage to the sticking place
  • screw up (one's) courage to the sticking place
  • hold it together
  • press ahead
  • push ahead
  • push ahead (with something)
  • turn up trumps
  • trump
  • come up trumps
  • come/turn up trumps