field mouse is a noun meaning "any of various small mouselike rodents of the family Cricetidae (especially of genus Microtus) having a stout short-tailed body and inconspicuous ears and inhabiting fields or meadows". It carries 2 recorded senses.
any of various small mouselike rodents of the family Cricetidae (especially of genus Microtus) having a stout short-tailed body and inconspicuous ears and inhabiting fields or meadows
any nocturnal Old World mouse of the genus Apodemus inhabiting woods and fields and gardens
Definitions, synonyms and semantic relations for field mouse come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.