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1. Any of numerous small rodents typically resembling diminutive rats having pointed snouts and small ears on elongated bodies with slender usually hairless tails
    
2. A swollen bruise caused by a blow to the eye
   - shiner [informal], black eye
    
3. Person who is quiet or timid
    
4. A hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around
   "a mouse takes much more room than a trackball";
   - computer mouse

1. To go stealthily or furtively
   "..stead of mousing around spying on the neighbour's house";
   - sneak, creep, pussyfoot [informal]
    
2. Manipulate the mouse of a computer
    
3. Hunt or catch mice

Derived forms: mousing, mice, mouses, moused

See also: sneak away

Type of: bruise, contusion, electronic device, gnawer, individual, manipulate, mortal, person, rodent, somebody, someone, soul, walk

Encyclopedia: Mouse, Look Out!