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harvest mouse

American  

noun

  1. an Old World field mouse, Micromys minutus, that builds a spherical nest among the stems of grains and other plants.

  2. any of several New World mice of the genus Reithrodontomys having similar habits.


harvest mouse British  

noun

  1. a very small reddish-brown Eurasian mouse, Micromys minutus, inhabiting cornfields, hedgerows, etc, and feeding on grain and seeds: family Muridae

  2. American harvest mouse any small greyish mouse of the American genus Reithrodontomys: family Cricetidae

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of harvest mouse

First recorded in 1805–15

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Now the reserve plans to take part in the volunteer-led national harvest mouse survey run by the Mammal Society in the hope of officially confirming the presence of the "wonderful little creature".

From BBC • Feb. 2, 2026

In Greenford, west London, Sir David gently cradles a tiny harvest mouse before releasing it into a meadow.

From BBC • Dec. 18, 2025

He was also the first to describe the harvest mouse and noctule bat.

From The Guardian • May 11, 2018

The Old World harvest mouse, as its name suggests, is native to Europe and Asia.

From National Geographic • Nov. 14, 2015

“Hurry, get the six best field and harvest mouse archers! Those birds have got to be stopped immediately.”

From "Redwall" by Brian Jacques

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