put (one's) lights out

put (one's) lights out

To render someone unconscious with a punch. A: "Oh man, what happened?" B: "Well, you and Bart were fighting, and then Bart put your lights out." Wow, you're strong—you could put someone's lights out with a punch like that!
See also: lights, out, put
Farlex Dictionary of Idioms.
See also:
  • punch (one's) lights out
  • punch lights out
  • punch someone’s lights out
  • punch someone's lights out
  • a Mickey Finn
  • Finn
  • mickey
  • Mickey Finn
  • eat my shorts
  • Eat my shorts!