mouse
mouse S2 W3 /maʊs/
noun [countable]
1. (plural mice /maɪs/) a small furry animal with a pointed nose and a long tail that lives in people’s houses or in fields:
The cat laid a dead mouse at my feet.
a field mouse
2.
(plural mouses) a small object connected to a computer by a wire, which you move with your hand to give instructions to the computer:
Select the printer icon and then click the left mouse button.
3. (plural mice) informal a quiet nervous person
⇨ play cat and mouse at cat(4), ⇨ quiet as a mouse at quiet1(1)
mouse S2 W3 /maʊs/
noun [countable] Language: Old English
Origin: mus
Origin: mus

1. (plural mice /maɪs/) a small furry animal with a pointed nose and a long tail that lives in people’s houses or in fields:
2.

(plural mouses) a small object connected to a computer by a wire, which you move with your hand to give instructions to the computer:
3. (plural mice) informal a quiet nervous person
⇨ play cat and mouse at cat(4), ⇨ quiet as a mouse at quiet1(1)