Did you know the term “mother fucker”

'According to Jesse Sheidlower, editor at large of the Oxford English Dictionary and author of The F-Word, “any kind of folk etymological explanation of motherfucker or motherfucking is not true” and “there’s no evidence of the term from slavery times and nothing to suggest that it ever was used in reference to slave masters.”'

https://slate.com/culture/2013/02/motherfucker-etymology-and-origins-how-it-became-badass-to-be-a-mofo.html