To make one's blood run cold

Idiom: To make one's blood run cold


Example 1: 
Don't see the movie "The Exorcist!" It's so scaryIt made my blood run cold! 

Example 2:
There was a terrible car accident near my home. The sound of the crash made my blood run cold! It was so shocking and scary. 

Meaning:
something makes one's blood run cold means that something really scared/shocked/terrified someone.