Definition: The word "WIN9X_ME" refers to the Windows Me operating system, an early version of Microsoft's operating system that was released in 1985. It included many features unique at the time, such as a graphical user interface (GUI), built-in file management tools, and support for user-level programming languages like C++. However, Win9X_ME is no longer maintained by Microsoft, so it is not listed among widely recognized Windows names. The definition of "Win9x_ME" often refers to the early days of Windows operating systems, where the operating system was in its infancy. It's important to note that this term is subjective and can be used differently depending on context, especially as technology advances.