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

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

How to say “mouse” in Irish

Irish:
luchóg
English:
mouse
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“LUKH-ohg”  /ˈl̪ˠʊxoːɡ/
Various forms
Plural:
luchóga (mice)
Genitive singular:
luchóige, na luchóige (e.g. eireaball na luchóige, the mouse's tail)
Genitive plural:
luchóg, na luchóg (e.g. nead luchóg, a mouse nest)

What does “luchóg” mean?

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

mouse
A small rodent with a long thin tail, often found in houses and fields.Also: field mouse, house mouse, rodent.
1 other meaning:
2mouse
A small hand-held device used to move the pointer on a computer screen.Also: computer mouse, pointing device.

Other Irish words for mouse: luch (mouse)

“Luchóg” with the article

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

an luchóg
the mouse
No change after an
na luchóga
the mice
Plural: no change after na

“Luchóg” in a sentence: Irish examples

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

Chonaic mé luchóg sa chistin aréir.
I saw a mouse in the kitchen last night.
Tá an luchóg ar thaobh do láimhe deise.
The mouse is on your right-hand side.
Rug an cat ar an luchóg.
The cat caught the mouse.
Tá luchóga sa scioból arís.
There are mice in the barn again.
Níl mo luchóg ag obair i gceart.
My mouse isn't working properly.
Chuala mé luchóg ag scríobadh faoin urlár.
I heard a mouse scratching under the floor.
Cliceáil faoi dhó leis an luchóg.
Double-click with the mouse.

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 luchóg (pronounced “LUKH-ohg”). It’s a feminine noun and the plural is luchóga.

How do you pronounce luchóg in Irish?

Luchóg is said like “LUKH-ohg” (IPA /ˈl̪ˠʊxoːɡ/).

What is the plural of mouse in Irish?

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

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

Both mean mouse; 'luch' is the shorter form, while 'luchóg' is very common in speech and is the usual word for a computer mouse.

Is 'luchóg' used for a rat?

No, a rat is 'francach' or 'luch mhór'; 'luchóg' means only a mouse.

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