check yourself before you wreck yourself

check yourself before you wreck yourself

slang You need to reconsider the way you are speaking or acting before you end up causing real trouble for yourself. Primarily heard in US. Yo, are you talking trash about my girl? You better check yourself before you wreck yourself, fool. A: "I'm going to go in there and give the boss a piece of my mind. He can't treat us like this!" B: "Hey, you're going to get yourself fired! Check yourself before you wreck yourself, Tom."
See also: before, check, wreck
Farlex Dictionary of Idioms.
See also:
  • wreck
  • work (oneself) up
  • work oneself up
  • work up
  • worked up
  • don't strain yourself
  • help (oneself) to
  • help to
  • back/paint somebody/yourself into a corner