1. third person singular present of mouse; to hunt for or catch mice
2. third person singular present of mouse; to move stealthily or timidly

Examples

• The cat mouses in the barn every night.
• She mouses around the house looking for her keys.
• The terrier mouses better than most cats.
• He mouses through the hallway trying not to wake anyone.
• The old barn cat still mouses despite her age.