<operating system> Windows, Icons, Menus and Pointers (or maybe Windows, Icons, Mouse, Pull-down menus).
The style of graphical user interface invented at Xerox PARC, popularised by the Apple Macintosh and now available in other varieties such as the X Window System, OSF/Motif, NeWS, RISC OS and Microsoft Windows.
See menuitis, user-obsequious, window system.
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Nearby terms: William Gibson « William Hamilton « William Joy « WIMP » WIMP environment » win » Win2K