mouse mouse /ˈmaʊs/

noun

1. () Any of numerous small rodents typically resembling diminutive rats having pointed snouts and small ears on elongated bodies with slender usually hairless tails  ( mouse )
   any of numerous small rodents typically resembling diminutive rats having pointed snouts and small ears on elongated bodies with slender usually hairless tails
    The mouse nibbled on a piece of cheese, unaware of the cat lurking nearby
   The mouse nibbled on a piece of cheese, unaware of the cat lurking nearby
   
   
2. A hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around on a pad; on the bottom of the device is a ball that rolls on the surface of the pad  ( computer mouse , mouse )
   a hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around on a pad; on the bottom of the device is a ball that rolls on the surface of the pad
    A mouse takes much more room than a trackball
   a mouse takes much more room than a trackball
   
   
3. Person who is quiet or timid  ( mouse )
   person who is quiet or timid
   
4. A swollen bruise caused by a blow to the eye  ( mouse , shiner [Informal] , black eye )
   a swollen bruise caused by a blow to the eye
   

verb

1. Manipulate the mouse of a computer  ( mouse )
   manipulate the mouse of a computer
   
2. To go stealthily or furtively  ( mouse , pussyfoot [Informal] , sneak , creep )
   to go stealthily or furtively
    ..stead of sneaking around spying on the neighbor's house
   ..stead of sneaking around spying on the neighbor's house