any of numerous small rodents typically resembling diminutive rats having pointed snouts and small ears on elongated bodies with slender usually hairless tails
a swollen bruise caused by a blow to the eye
person who is quiet or timid
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"
Verb:
to go stealthily or furtively;
"..stead of sneaking around spying on the neighbor's house"