mouse
Americannoun
plural
mice-
any of numerous small Old World rodents of the family Muridae, especially of the genus Mus, introduced widely in other parts of the world.
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any similar small animal of various rodent and marsupial families.
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a quiet, timid person.
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Computers. a palm-sized, button-operated pointing device that can be used to move, select, activate, and change items on a computer screen.
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Informal. a swelling under the eye, caused by a blow or blows; black eye.
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Slang. a girl or woman.
verb (used with object)
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to hunt out, as a cat hunts out mice.
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Nautical. to secure with a mousing.
verb (used without object)
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to hunt for or catch mice.
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to prowl about, as if in search of something.
The burglar moused about for valuables.
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to seek or search stealthily or watchfully, as if for prey.
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Computers. to use a mouse to move the cursor on a computer screen to any position.
noun
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any of numerous small long-tailed rodents of the families Muridae and Cricetidae that are similar to but smaller than rats See also fieldmouse harvest mouse house mouse
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any of various related rodents, such as the jumping mouse
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a quiet, timid, or cowardly person
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computing a hand-held device used to control the cursor movement and select computing functions without keying
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slang a black eye
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nautical another word for mousing
verb
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to stalk and catch (mice)
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(intr) to go about stealthily
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(tr) nautical to secure (a hook) with mousing
Discover More
The user usually sends signals to the computer when the user depresses or “clicks” a switch. A number of slang terms, such as “click on X” or “click and drag” have arisen from the appearance of symbols on a screen when a mouse is used.
Other Word Forms
- mouselike adjective
Etymology
Origin of mouse
before 900; Middle English mous (plural mis ), Old English mūs (plural mȳs ); cognate with German Maus, Old Norse mūs, Latin mūs, Greek mŷs
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.
In mouse models, shutting down SCoR2 stopped weight gain and protected the liver from injury.
From Science Daily
To explore what makes common colorectal cancers different, the team used a mouse model developed at MSK that closely mirrors the genetic changes, behavior, and immune environment of human colorectal tumors.
From Science Daily
The study, published in Nature Chemical Biology, shows that an antibody created in the laboratory was able to eliminate a normally fatal bacterial infection in mice.
From Science Daily
The third book in the series, which was announced in April last year, will see the return of the fox, snake, owl and of course, the courageous mouse.
From BBC
"At first, I was scared to use the computer. But slowly, we learned how to use the keyboard and mouse."
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.