Calumny/ˈkæləmni/ Definition 1 of 2Pro Tip 1/3Negative Connotation Calumny has a very negative tone and implies intentional harm. The politician's career was ruined due to the calumny spread by his rivals. Pro Tip 2/3Social Impact Using 'calumny' shows awareness of its effect on someone's social standing. The celebrity considered the calumny a serious threat to her image. Pro Tip 3/3Formal Language Calumny is more formal, common in written text or serious discussions. The director's calumny against his competitor was frowned upon.