Definitions

1. noun

A type of mouse that belongs to the genus Sorex, especially the Eurasian water shrew (Sorex araneus).

“The wildlife expert observed a shrewmouse in its natural habitat near the riverbank.”

2. noun

A colloquial or humorous term for a mouse or a small, annoying person.

“He was a shrewmouse in the office, always pestering his coworkers.”