That's just a rumor, and you should probably get over it, otherwise you'll continue to get mass reported by us every time you bring it up online.
slander[slan-der]
noun
1. defamation; calumny: rumors full of slander.
2. a malicious, false, and defamatory statement or report: a slander against his good name.
3. Law . defamation by
oral utterance rather than by writing, pictures, etc.
Not really sure where his post fits this catagory.
It more fits this
li·bel noun \ˈlī-bəl\
Definition of LIBEL
1a : a written statement in which a plaintiff in certain courts sets forth the cause of action or the relief sought b archaic : a handbill especially attacking or defaming someone.
But none of it would hold up. You first have to prove the person had a "good name" name to begin with. Since nobdy has every really de-bunked the rumor odds are they cant prove the quality of character.
Sorry. Meant to quote the slander comment.