What is "sang froid"

Usage examples of "sang froid".

Jack pulled up a large carp, much to the indignation of the keepers and to the amusement of their master, unhooked it, placed it in his basket, renewed his bait with the greatest sang froid, and then throwing in his line, resumed his discourse.

Pocketing my disappointment with as much sang froid as I could muster, I continued to beguile the time and to solace myself for my past sufferings, by as much enjoyment as could be compressed into the small space of leisure time allotted to me.

Not being able to uncork the story and finding the way her eye was going through me like a dose of salts more than a little trying to my already dented sang froid, I might have had some difficulty in getting the conversation going, but fortunately I was full of good material just waiting to be decanted.

Discovering this now and seeing Aubrey Upjohn seated at the desk as I had so often seen him sit on the occasions when he had sent for me to discuss some recent departure of mine from the straight and narrow path, I found what little was left of my sang froid expiring with a pop.