1) Latin phrase 
Nomen nescio (/ˈnoː.men ˈnes.ki.oː/), abbreviated to N.N., is used to signify an anonymous or unnamed person. From Latin nomen, name, and nescio, I do not know (from nescire, not to know), it literally means, I do not know the name. One use for this name is to protect against retaliation when reporting a crime or company fraud. In the Netherla...