" Even the word slut used to mean something relatively innocent. The word is so contentious now you’d never guess it came from the comparatively wholesome Middle English term slutte, which merely meant an “untidy” woman. The word was even used for men sometimes (in 1386, Chaucer labeled one slovenly male character as “sluttish”). "
― Amanda Montell , Wordslut: A Feminist Guide to Taking Back the English Language