mouse

noun
\ ˈmau̇s How to pronounce mouse (audio) \
plural mice\ ˈmīs How to pronounce mice (audio) \

Definition of mouse

 (Entry 1 of 2)

1 : any of numerous small rodents (as of the genus Mus) with pointed snout, rather small ears, elongated body, and slender tail
2 : a timid person
3 : a dark-colored swelling caused by a blow specifically : black eye
4 plural also mouses : a small mobile manual device that controls movement of the cursor and selection of functions on a computer display

mouse

verb
\ ˈmau̇z How to pronounce mouse (audio) \
moused; mousing

Definition of mouse (Entry 2 of 2)

intransitive verb

1 : to hunt for mice
2 : to search or move stealthily or slowly

transitive verb

1 obsolete

a : bite, gnaw
b : to toy with roughly
2 : to search for carefully usually used with out
mouse over
computing
: to use a mouse to position a cursor over (a specific location or element on a computer screen) without clicking the mouse's button Rich media is pretty much anything that moves when you interact with it. It can be a Flash animation, or a streaming video clip, or an image rotator that changes when you mouse over it.— Ariel Bleicher

Keep scrolling for more

Examples of mouse in a Sentence

Noun

The house was infested with mice and rats. He moved the mouse to click on the icon.

Verb

a cat mousing along in the shadows of the garden
See More

Recent Examples on the Web: Noun

If a mouse isn't your problem, but your aging computer, Amazon is discounting laptops and desktops specifically built to be A+ gaming machines. Popular Mechanics Editors, Popular Mechanics, "Get Razer's Best Mouse, and Other Gaming Gear, for Cheap Today Only," 26 Mar. 2019 Underneath its branches are six animals, each symbolizing a different ideal: an owl for wisdom, a dove for peace, a horse for wisdom, a deer for gentleness, a peacock for beauty, a mouse for curiosity. Elise Taylor, Vogue, "See Diane von Furstenberg’s Seriously Chic London Christmas Tree," 27 Nov. 2018 This is a great mouse for multi-taskers using more than one machine. Ian Paul, PCWorld, "Find great PC accessories at all-time low prices in Amazon's one-day Logitech blowout sale," 6 Nov. 2018 And the witch hunters of STTW would turn a witch into a mouse. Jessica Macleish, Teen Vogue, "11 Differences Between "Chilling Adventures of Sabrina" and "Sabrina the Teenage Witch"," 26 Oct. 2018 For those who are less-than-familiar with children's literature these days, The Gruffalo, is a wildly popular book series (and now film) about a mouse who encounters several creatures while walking through the woods, including the titular beast. Caroline Hallemann, Town & Country, "Prince William Just Revealed Prince George and Princess Charlotte's Favorite Book—and Its a Modern British Classic," 11 Sep. 2018 No one had invented a bomb smaller than a can of beans, which would be impossible for an animal the size of a mouse to carry. Lucy Cooke, ajc, "US military is interested in bats as possible defenders against bioweapons," 3 July 2018 No one had invented a bomb smaller than a can of beans, which would be impossible for an animal the size of a mouse to carry. Lucy Cooke, Washington Post, "The batty, explosive history of bats in the military — and why this new idea just might work," 2 July 2018 Her left hand works a keyboard, her right hand manuvers a mouse. Mará Rose Williams, kansascity, "For teen, playing video games a lot paid off — to the tune of $60,000 toward college," 16 June 2018

Recent Examples on the Web: Verb

The Settings app has been updated to include the translucency and mouse hot-tracking effects that Fluent brings, for example. Peter Bright, Ars Technica, "A look at what the Windows 10 April 2018 update brings," 30 Apr. 2018 Which could explain why the folks at Disney World aren't Mickey-mousing around. Neil Cavuto, Fox News, "Cavuto: As if we need a storm to remind us Christmas is over," 3 Jan. 2018 Former Disney blogging couple Charity and Matt Craig used the theme park as inspiration for their jewelry business, and are now selling quote bracelets to mouse lovers and beyond. Kyle Arnold, OrlandoSentinel.com, "Disney-inspired bracelet company uses Instagram to spread message," 20 Apr. 2018 The lab mice would pick up whatever the pet-shop mouse was carrying—everything from fur mites and pinworms to mouse hepatitis—and perhaps become immunologically more like the pet-shop mouse. Cassandra Willyard, Scientific American, "Squeaky Clean Mice Could be Ruining Research," 9 Apr. 2018 The old, timid lifer mousing through the revolving door has served so many in government for so long that surely the trick will never die. Kent Sepkowitz, Slate Magazine, "Confessions of a Washington Swamp Creature," 17 Feb. 2017 KeyRocket for Gmail Using keyboard shortcuts is always more efficient than mousing through menus, but many people don’t take the time to learn and memorize them. Michael Ansaldo, PCWorld, "4 Chrome extensions that make you more productive in Gmail," 4 May 2017 The link between such human settlements and house mouse fluctuations became even clearer when the team compared their fossil results to mouse populations around today’s hunter-gatherers. Joe Blossom, National Geographic, "Humans 'Domesticated' Mice 15,000 Years Ago," 27 Mar. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mouse.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of mouse

Noun

before the 12th century, in the meaning defined at sense 1

Verb

13th century, in the meaning defined at intransitive sense 1

History and Etymology for mouse

Noun

Middle English, from Old English mūs; akin to Old High German mūs mouse, Latin mus, Greek mys mouse, muscle

Keep scrolling for more

Learn More about mouse

Statistics for mouse

Last Updated

9 Apr 2019

Look-up Popularity

Time Traveler for mouse

The first known use of mouse was before the 12th century

See more words from the same century

Keep scrolling for more

More Definitions for mouse

mouse

noun

English Language Learners Definition of mouse

: a very small animal that has a pointed nose and a long, thin tail
: a small device that is connected to a computer and that you move with your hand to control the movement of a pointer on the computer screen

mouse

noun
\ ˈmau̇s How to pronounce mouse (audio) \
plural mice\ ˈmīs \

Kids Definition of mouse

1 : a very small furry gnawing animal that is a rodent with a pointed snout and long slender tail
2 : a person without spirit or courage
3 plural also mouses : a small movable device that is connected to a computer and used to move the cursor and select functions on the screen

Other Words from mouse

mouselike \ ˈmau̇s-​ˌlīk \ adjective

mouse

noun
\ ˈmau̇s How to pronounce mouse (audio) \
plural mice\ ˈmīs How to pronounce mice (audio) \

Medical Definition of mouse

1 : any of numerous small rodents with pointed snout, rather small ears, elongated body, and slender hairless or sparsely haired tail, including all the smaller members of the genus Mus (as the medically significant house mouse, M. musculus) and many members of other rodent genera and families having little more in common than their relatively small size
2 : a dark-colored swelling caused by a blow specifically : black eye

Keep scrolling for more

More from Merriam-Webster on mouse

Rhyming Dictionary: Words that rhyme with mouse

Thesaurus: All synonyms and antonyms for mouse

Spanish Central: Translation of mouse

Nglish: Translation of mouse for Spanish Speakers

Britannica English: Translation of mouse for Arabic Speakers

Britannica.com: Encyclopedia article about mouse

Comments on mouse

What made you want to look up mouse? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

an enemy or opponent

Get Word of the Day daily email!

Test Your Vocabulary

Name That Thing: Animal Edition

  • alt 5a023732e6f75
  • Name that animal:
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!