noun Date: 1835 a common nearly cosmopolitan grayish-brown mouse ( Mus musculus ) that usually lives and breeds about buildings, may act as a vector of diseases, and is an important laboratory animal
HOUSE MOUSE
Meaning of HOUSE MOUSE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012