"Poor judgment" means making unwise or incorrect decisions or choices. It refers to the ability to assess a situation accurately and choose the best course of action, but instead making choices that are ill-advised or have negative consequences.
There has been an obvious tragic loss in public trust in elected politicians, especially in light of poor judgment and greed from some of our politicians in all parties. (totalpolitics.com)
With the decision - making areas of their brains still developing, teenagers show poor judgment in risky situations. (scientificamerican.com)
But critics said the commissioner's decision showed poor judgment and called for his immediate resignation. (dnainfo.com)