In Hilchos Deios the Rambam defines a “holech rochil” talebearer, a baal lashon hara, slanderer, as one who maliciously spreads disparaging information about an individual. This applies even if the tale he bears is true. He adds that one who speaks lashon hara as a joke, to poke fun innocuously without malice, is still viewed as “touching” on lashon hara. It is considered avak lashon hara, “dust” of lashon hara. It seems clear from the Rambam, however, that unless one speaks lashon hara maliciously, out of hatred for his victim, he does not transgress the Biblical injunction against lashon hara….
