Definitions for "Video driver"
an adjunct of the operating system required to manage the advanced capabilities of your video card and monitor
Software that provides the interface between the video adapter hardware and other programs, including the operating system. The user can access the video driver to specify the resolution and color-bit depth of images on the monitor during the setup process. See also driver, monitor, video adapter.
Software that allows programs and operating systems to be displayed at a chosen resolution with the desired number of colors. A software package or operating system may include some "generic" video drivers. Additional video drivers may need to match the video controller installed in the computer.