hair stand on end

[hair stand on end] {informal} The hair of your head rises stifflyupwards as a sign or result of great fright or horror.

When heheard the strange cry, his hair stood on end.

The sight of thedead man made his hair stand on end.

Compare: BLOOD RUN COLD, HEARTIN ONE'S MOUTH, HEART STAND STILL, JUMP OUT OF ONE'S SKIN,SPINE-CHILLING.