1

mouse

noun \ ˈmau̇s \
Updated on: 16 Nov 2017

Definition of mouse

plural mice play \ˈmīs\
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

Examples of mouse in a Sentence

  1. The house was infested with mice and rats.

  2. He moved the mouse to click on the icon.

Recent Examples of mouse from the Web

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.

Origin and Etymology of mouse

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

Other Mammals Terms


2

mouse

verb \ ˈmau̇z \

Definition of mouse

moused; mousing
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

Examples of mouse in a Sentence

  1. a cat mousing along in the shadows of the garden

Recent Examples of mouse from the Web

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.

First Known Use of mouse

13th century

mouse Synonyms



MOUSE Defined for English Language Learners

mouse

noun

Definition of mouse for English Language Learners

  • : 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 Defined for Kids

mouse

noun \ ˈmau̇s \

Definition of mouse for Students

plural mice \ˈmīs\
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

mouselike

\ˈmau̇s-ˌlīk\ adjective

Medical Dictionary

mouse

noun \ ˈmau̇s \

medical Definition of mouse

plural mice play \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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