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Mouse in Irish (Luch): Meaning, Pronunciation, Usage

The Irish for mouse is luch, a feminine noun (plural lucha).
Updated October 2026Report a mistake

How to say “mouse” in Irish

Irish:
luch
English:
mouse
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“lukh”  /l̪ˠʊx/
Various forms
Plural:
lucha (mice)
Genitive singular:
luiche, na luiche (e.g. eireaball na luiche, the mouse's tail)
Genitive plural:
luch, na luch (e.g. nead na luch, the mouse nest)

What does “luch” mean?

“Luch” has two alternative meanings. The most common comes first.

mouse
A small rodent with a pointed nose and a long thin tail.Also: field mouse, rodent.
1 other meaning:
2mouse
A small device moved by hand to control the pointer on a computer screen.Also: computer mouse.

Other Irish words for mouse: luchóg (mouse)

“Luch” with the article

The plural of mouse in Irish is lucha. Here is luch after the article (an t-alt), in the singular and the plural.

an luch
the mouse
No change after an
na lucha
the mice
Plural: no change after na

“Luch” in a sentence: Irish examples

Common Irish sentences using luch, the Irish word for mouse.

Chonaic mé luch sa chistin aréir.
I saw a mouse in the kitchen last night.
Rith an luch isteach faoin gcófra.
The mouse ran in under the cupboard.
Tá lucha sa scioból arís.
There are mice in the barn again.
Bhí an cat ag faire ar pholl na luiche.
The cat was watching the mouse's hole.
Níl mo luch ag obair i gceart.
My mouse isn't working properly.
Cliceáil faoi dhó leis an luch.
Double-click with the mouse.
Chuir sé gaiste i gcomhair na luch.
He set a trap for the mice.

Other nouns in Irish

More everyday Irish nouns to learn next.

Mouse in Irish: frequently asked questions

What is the Irish for mouse?

The Irish for mouse is luch (pronounced “lukh”). It’s a feminine noun and the plural is lucha.

How do you pronounce luch in Irish?

Luch is said like “lukh” (IPA /l̪ˠʊx/).

What is the plural of mouse in Irish?

The plural of luch is lucha; with the article, na lucha means “the mice”. The genitive plural is luch, as in nead na luch (the mouse nest).

What is the difference between 'luch' and 'francach'?

'Luch' is a mouse, while 'francach' is a rat; 'luchóg' is a common alternative word for a mouse.

Is 'luch' used for a computer mouse?

Yes, 'luch' is the standard term for a computer mouse, as in 'cliceáil leis an luch'.

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