[msla]

"Sanewashing" is the charitable explanation: Someone convincing themselves that the slogan means something sane out of social pressure to conform and adopt a slogan they don't agree with. The less charitable explanation for what's going on is called "gaslighting": The people you're talking with know damn well the slogan means something insane, but they'll lie to you and act condescending and superior in order to convince you to ignore all of the evidence and accept a sane definition.