Main accessory of online money makers - In computing, a mouse (plural mouses, mice, or mouse devices.) is a pointing device that functions by detecting two-dimensional motion relative to its supporting surface. Physically, a mouse consists of an object held under one of the user's hands, with one or more buttons. It sometimes features other elements, such as 'wheels', which allow the user to perform various system-dependent operations, or extra buttons or features can add more control or dimensional input