plural mice
ˈmīs 
1
: any of numerous small rodents (as of the genus Mus) with pointed snout, rather small ears, elongated body, and slender tail
2
plural also mouses
: a small mobile manual device that controls movement of the cursor and selection of functions on a computer display
3
: a timid person
4
: a dark-colored swelling caused by a blow
specifically
: black eye
moused; mousing
1
: to search for carefully
—usually used with out
Phrases
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
Ariel BleicherSynonyms
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
Recent Examples on the Web
Sarah Kuta, Smithsonian Magazine, 20 Nov. 2024
In the present study in mice, the researchers found that liver senescence progressed to failure in other organs, such as the kidneys, lungs, and brain.
—New Atlas, 20 Nov. 2024
Mark Sparrow, Forbes, 24 Sep. 2024
With Signature Slim Combo, IT teams can mass deploy a single keyboard and mouse across an entire global workforce while keeping an eye on all the devices remotely using Logitech Sync to update the firmware.
—Mark Sparrow, Forbes, 27 Mar. 2024
See all Example Sentences for mouse 
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Noun
Next, researchers found similar epigenetic changes to fat cells in mice.
—Sarah Kuta, Smithsonian Magazine, 20 Nov. 2024
In the present study in mice, the researchers found that liver senescence progressed to failure in other organs, such as the kidneys, lungs, and brain.
—New Atlas, 20 Nov. 2024
Verb
There’s no more wasting time mousing all over the screen just to adjust the size of a brush or to set a different value.
—Mark Sparrow, Forbes, 24 Sep. 2024
With Signature Slim Combo, IT teams can mass deploy a single keyboard and mouse across an entire global workforce while keeping an eye on all the devices remotely using Logitech Sync to update the firmware.
—Mark Sparrow, Forbes, 27 Mar. 2024
See all Example Sentences for mouse
Articles Related to mouse
Dictionary Entries Near mouse
Cite this Entry
“Mouse.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouse. Accessed 1 Dec. 2024.
Copy CitationKids Definition
mouse
1 of 2 noun
plural mice
ˈmīs
1
: any of numerous small rodents with pointed snout, rather small ears, and a slender usually nearly hairless tail
2
: a person without spirit or courage
3
: a small hand-operated device used for computer input (as to control cursor movement on the display screen)
mouse
2 of 2 verb
moused; mousing
1
: to hunt mice
2
: to search or move slyly and carefully (as a cat hunting mice)
3
: to search for carefully
mouse out a scandal
Medical Definition
mouse
noun
plural mice
ˈmīs
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
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