1 : a misrepresentation intended to harm another's reputation
2 : the act of uttering false charges or misrepresentations maliciously calculated to harm another's reputation
Either works for me, in context of your previous comments. What is unknown is whether it is malicious.
In any of my posts in thread the meaning by which of abbreviation I mean JC=Jesus Christ.
Please cite any post of mine in this thread that meets the definition to the meaning of the word "calumny". Thanks.