out cold

out cold  {adv.} or  {adj.},  {informal}
Unconscious; in a faint.
The ball hit Dick in the head and knocked him out cold for ten minutes.
They tried to lift Mary when she fell down, but she was out cold.
Syn.: OUT LIKE A LIGHT (2). Compare: PASS OUT.
Categories: adjective adverb informal

'out cold' on video