take a stab in the dark

take a stab in the dark

To make a guess or estimate with very little or no assurance as to its accuracy. I had absolutely no idea what the answer was for the last question on the exam, so I just took a stab in the dark and hoped for the best.
See also: dark, stab, take
Farlex Dictionary of Idioms.
See also:
  • take a shot in the dark
  • a shot in the dark
  • a shot/stab in the dark
  • shot in the dark
  • shot in the dark, a
  • a stab in the dark
  • at a guess
  • make a guess