Giving someone a bad name means discrediting or tarnishing their reputation. Synonyms for this phrase can include defame, slander, vilify, besmirch, or smear. Each of these words describes a harmful action taken against an individual or business that aims to damage their standing with others. Such actions can have severe consequences, including lost opportunities for employment, relationships, or partnerships. When someone is the victim of an attack on their reputation, they may feel powerless and unsure of how to respond. Seeking legal recourse or working with public relations professionals can help to mitigate the damage done by those who seek to give someone a bad name.