The phrase "mortal danger" means being in a situation where one's life is at serious risk or threat.
Sentences with «mortal danger»
However, most educated persons agree that putting yourself or anyone else in mortal danger in the name of God is just plain stupid! (religion.blogs.cnn.com)
The development of the characters increased our emotional investment to them and created a sense of mortal danger for the family. (theyoungfolks.com)
One of Canon White's gifts is the ability to face mortal danger and not be afraid. (firstthings.com)