Mūs, muris, m.,
a Roman surname , e. g. D. Decius Mus, Liv. 10, 14; Cic. Sest. 21, 48; id. Sen. 13, 43.
mūs mūris, m and f MVS-, a mouse : mures migraverunt: exiguus, V.: rusticus, H. ...
An Elementary Latin Dictionary
·noun A genus of small rodents, including the common mouse and rat. ...
Webster's Dictionary of the English Language