'Mus' definitions:

Definition of 'Mus'

From: WordNet
noun
Type genus of the Muridae: common house mice; the tips of the upper incisors have a square notch [syn: Mus, genus Mus]

Definition of 'Mus'

From: GCIDE
  • Mus \Mus\, prop. n.; pl. Mures. [L., a mouse.] (Zool.) A genus of small rodents, including the common mouse and rat. [1913 Webster]