Search Dictionary
Definition of mouse

mouse

/maʊs/
mouse

Plural:mice
•
Past Simple:moused
•
Past Participle:moused
•
Present Participle:mousing
JUMP TO:

mouse Lexical Profile

mouse Game Scores & Validity

• noun

1

A small rodent, typically of the genus Mus, characterized by a pointed snout, small rounded ears, and a long scaly tail, often found living in or near human dwellings.

Example

"The cat patiently waited by the hole, hoping to catch the mouse that had been scuttling across the kitchen floor."


2

A hand-held pointing device that detects two-dimensional motion relative to a surface, used to control the graphical user interface of a computer.

Example

"She clicked the right button on her mouse to open the drop-down menu."


3

A quiet, timid, shy, or unassertive person.

Example

"In meetings, he was often a mouse, too afraid of conflict to voice his brilliant ideas."

Synonyms
View all synonyms for mouse
Antonyms
View all antonyms for mouse

• verb

1

To use a computer mouse to navigate, point, or click on a graphical user interface.

Example

"He moused over the hyperlink to see where the URL would direct him."


2

To hunt or catch mice (typically done by cats, owls, or other predators).

Example

"The barn owl spends the twilight hours mousing in the tall grass at the edge of the field."


3

To move about quietly, stealthily, or timidly.

Example

"She moused around the darkened house, trying not to wake her sleeping roommates."

Synonyms
View all synonyms for mouse
Antonyms
View all antonyms for mouse

Word Nuance & Usage

When referring to the computer device, the plural can be accepted as either 'mice' or 'mouses', whereas the biological animal is strictly pluralized as 'mice'.

• Rhymes for mouse

Word Origin & Etymology

From Old English 'mūs', from Proto-Germanic '*mūs', descending directly from the Proto-Indo-European root '*múhs' (meaning 'mouse'). It is one of the oldest preserved words in the Indo-European language family.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Mouse. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/mouse
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Dictionary & Reference
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.