mousemouse /maʊs/ ●●● noun [countable] 
1
(plural mouses or mice /maɪs/ ) computers a small object connected to a computer by a wire, that you move with your hand to give instructions to the computer2 (plural mice) a small furry animal with a long tail and a pointed nose that lives in buildings or in fields [Origin: Old English mus]
1 (plural mouses or mice