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Definition of mouse

An input device with the following features: a flat-bottomed casing designed to be gripped by one hand; one or more buttons on the top; a multidirectional detection device (a ball, laser or optical device) on the bottom; and a cable or wireless connection to the computer.

Computer Science

Other definitions of mouse

A device used to move a pointer around on the computer screen. Essential to get the most out of Windows, though it is not quite impossible to use Windows without one.

Computer Science