1. The act of maliciously misrepresenting someone’s words or actions in a way that is calculated to injure that person’s reputation.
2. A false charge or imputation. — calumnious (k[schwa]-l[schwa]m-nee-[schwa]s), adj. — calumniator (k[ schwa]-l[schwa]m-nee-ay-t[schwa]r), n.