the ability to think about things in a practical way and make sensible decisions For goodness' sake, just use your common sense! It’s common sense to keep medicines away from children. a common-sense approach to a problemExtra examples Common sense should tell you that people will find out sooner or later. He doesn’t have an ounce of common sense. I hope that common sense will prevail. That child has got no common sense! Use a bit of common sense! If any problems arise, just use your common sense. Luckily the boy had the common sense to phone the police. Of course people won’t accept your point of view if you try to bully them. That’s just common sense. The assessment team will be looking for examples of practical common sense. This new legislation is a victory for common sense. We prefer to take a common sense approach to raising children. Your professional judgement will be based on experience and common sense.