get knocked out cold

get knocked out cold

To be rendered unconscious, as by a physical blow, medication, or other means. I had a shot at a championship boxing title, but I got knocked out cold in the semi-finals. I hope I don't get knocked out cold by this painkiller the doctor gave me. Sam drank a bit too much on her 21st birthday and got knocked out cold by 10 PM.
See also: cold, get, knock, out
Farlex Dictionary of Idioms.
See also:
  • be knocked out cold
  • laid out
  • lay out
  • see stars
  • numbed out
  • ring one's chimes
  • be out for the count
  • out cold
  • out for the count
  • out like a light