slan·derˈslandər/nounLAW 1. the action or crime of making a false spoken statement damaging to a person's reputation. "he is suing the TV network for slander" verb 1. make false and damaging statements about (someone). "they were accused of slandering the head of state" synonyms: defame (someone's character), blacken someone's name, tell lies about, speak ill/evil of, sully someone's reputation, libel, smear, cast aspersions on, spread scandal about, besmirch, tarnish, taint; More Its not Slander if its true.....