The handles inside a car by the seats that be hung on to when swerving around tight corners and yelling "JESUS!"
Alice hung on with all her might to the Jesus Handles and yelled the accompanying expression as Luke took a tight corner.
The handles on your car used for
a) hanging dry cleaning
b) holding on to dear life while you are in some sort of accident, praying to Jesus.
They are more commonly known as oh shit handles.
Wendy made several tight swerves that caused Bobby to crash into the window, so he held on to the Jesus handles to steady himself.