think before (doing something)

think before (doing something)

To ruminate, reflect, or consider very carefully before undertaking some action. He's the type of person who wouldn't think before jumping on a plane to some foreign country on the promise of adventure. You really ought to think before taking on such a huge responsibility.
See also: before, think
Farlex Dictionary of Idioms.

think before doing something

to consider the consequences before doing something. You really ought to think before you take on a job like that. I finally learned to think carefully before accepting jobs like the one I just took on.
See also: before, think
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • think before doing
  • think before (one) (does something)
  • think about
  • think about (someone or something)
  • think upon (someone or something)
  • think on
  • think on (someone or something)
  • ponder
  • ponder on
  • ponder on (something)