the lowest common denominatorBAD BEHAVIOUR OR ACTIONSthe least attractive, least intelligent people or features in a situation 最无知的人[特点]；最无趣的人[特点] trashy TV programs that appeal to the lowest common denominator 满足低级趣味的低劣电视节目
the lowest common denominator• They produce trashy TV programs that appeal to the lowest common denominator.
→ the lowest common denominator at common denominator(1)