scare, annoy, etc. the hell out of somebody

scare the hell out of (one)

To shock or frighten one very suddenly and severely. Don't sneak up on me like that—you scared the hell out of me! The sound of the fire alarm scared the hell out of us this morning.
See also: hell, of, out, scare

scare, annoy, etc. the ˈhell out of somebody

(informal) scare, annoy, etc. somebody very much: The sight of a man with a gun scared the hell out of her.Louise suddenly surprised the hell out of us by announcing that she was pregnant!
See also: hell, of, out, somebody