MOUSE

noun

1. Any small rodent of the genus Mus.
2. A member of the many small rodent and marsupial species resembling such a rodent.
3. A quiet or shy person.

verb

1. To move cautiously or furtively, in the manner of a mouse (the rodent) (frequently used in the phrasal verb to mouse around).
2. To hunt or catch mice (the rodents), usually of cats.
3. To close the mouth of a hook by a careful binding of marline or wire.