be scared witless

be scared witless

To be very severely frightened or worried. I was scared witless when I heard footsteps on the staircase in the middle of the night. I'm scared witless that the tests are going to come back positive for leukemia.
See also: scare, witless
Farlex Dictionary of Idioms.

be scared/bored ˈwitless

(informal) be extremely frightened or bored: Despite his reputation as a tough guy, he admits that he was ‘scared witless’ when he first arrived in New York.
See also: bore, scare, witless
Farlex Partner Idioms Dictionary
See also:
  • frightened to death
  • scared stiff
  • You scared the hell out of me
  • scare the hell out of (one)
  • annoy
  • scare, annoy, etc. the hell out of somebody
  • scare the devil out of (one)
  • scare (one) out of (one's) wits
  • scare out of one's wits
  • scare the wits out of (one)
References in periodicals archive
Project 42 joins what is now a long list of mazes at Alton Towers - this year, you can also be scared witless by Sub Species - The End Games; Altonville Mine Tours - Uncover the Legend of the Skin-Snatchers (think Texas Chainsaw Massacre meets Deliverance); and The Welcoming - Be Chosen.
Head to Ness where you'll encounter man eating plant horrors, talking trees and strange characters lurking in the garden - you will be scared witless or laugh out loud!
But when they take to the streets of Birmingham in their new outfits, will the public be scared witless or just a bit bemused?
JOIN the spooktacular fun at Alton Towers Resort's annual Scarefest from October 16-31 and be scared witless.
Like all kids, I loved to be scared witless and his ghost stories used to terrify me.
She's supposed to be scared witless - but then Claire is a challenge maestro.
There is another chance to be scared witless next week a t the Alexandra Theatre, with Ian Reddington and Frank Finlay plus spectre.
Expect to see man-eating plant horrors, talking trees and strange characters lurking in the garden - you will be scared witless or laugh out loud.
The Abertoir Horror Festival next week is offering fright fans the chance to be scared witless by 25 feature films, including seven UK premieres, cult screenings and classics - plus a host of special guests, talks, live music, theatre and exhibitions.
So, expect to have bitten your nails to the quick and be scared witless by the time the end credits roll.