A small rodent that typically has a pointed snout, relatively large ears and eyes, and a long tail. A dull light brown color reminiscent of a mouse's fur. A small handheld device that is dragged across a flat surface to move the cursor on a computer screen, typically having buttons that are pressed to control functions. A lump or bruise, especially one on or near the eye. (of a cat or owl) hunt for or catch mice. Use a mouse to move a cursor on a computer screen.