'fieldmouse' definitions:

Definition of 'fieldmouse'

From: WordNet
noun
Any nocturnal Old World mouse of the genus Apodemus inhabiting woods and fields and gardens [syn: field mouse, fieldmouse]

Definition of 'fieldmouse'

From: GCIDE
  • fieldmouse \fieldmouse\, field mouse \field mouse\n.
  • 1. (Zool.) any nocturnal Old World mouse of the genus Apodemus inhabing woods and fields and gardens. [WordNet 1.5]
  • 2. (Zool.) any mouse inhabiting fields, as the campagnol and the deer mouse. See Campagnol, and Deer mouse. [1913 Webster]