scare the shit out of

scare the shit out of somebody

  (taboo!)
to make someone feel very frightened I wish you wouldn't come in without knocking - you scared the shit out of me. (taboo!)
See frighten the daylights out of, frighten the hell out of, frighten the life out of, frighten out of wits
See also: of, out, scare, shit
References in periodicals archive ?
It was cool to bring dudes to spots that scare the shit out of me and watch them casually get rad on them.
The way to get to them is to have 20 million people marching on Washington to scare the shit out of everybody