any of a large number of small, widespread rodents belonging to various families and having small ears and a long, thin tail, esp., a species (Mus musculus) that commonly infests buildings
Rare a girl or young woman: a term of endearment
a timid or spiritless person
Slang a dark, swollen bruise under the eye; black eye
☆ Comput. a small, hand-held device that is moved about on a flat surface in front of a video screen in such a way as to move or position the cursor or part of the display
a. Any of numerous small rodents of the families Muridae and Cricetidae, such as the common house mouse (Mus musculus), characteristically having a pointed snout, small rounded ears, and a long naked or almost hairless tail.
b. Any of various similar or related animals, such as the jumping mouse, the vole, or the jerboa.
A cowardly or timid person.
Informal A discolored swelling under the eye caused by a blow; a black eye.
pl.micemice or mous·es(mousˈĭz)Computer Science A hand-held, button-activated input device that when rolled along a flat surface directs an indicator to move correspondingly about a computer screen, allowing the operator to move the indicator freely, as to select operations or manipulate text or graphics.