Occupe-toi de tes oignons
Literally this expression means “occupy yourself with your onions.” But it translates into English as “Mind your own business.” It is sometimes abbreviated to “c’est pas tes oignons” or simply “pas tes oignons” (none of your business, or “not your onions”). One theory as to the origin of this expression comes from the word “l’oigne,” which…