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Cock in Irish (Coileach): Meaning, Pronunciation, Usage

‘coileach’ also means: weathercock

The Irish for cock is coileach, a masculine noun (plural coiligh).
Updated October 2026Report a mistake

How to say “cock” in Irish

Irish:
coileach
English:
cock, weathercock
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“KIL-yukh”  /ˈkɛlʲəx/
Various forms
Plural:
coiligh (cocks)
Genitive singular:
coiligh, an choiligh (e.g. glao an choiligh, the crowing of the cock)
Genitive plural:
coileach, na gcoileach (e.g. troid coileach, cockfighting)

What does “coileach” mean?

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

cock
An adult male chicken; also the male of some other birds.Also: rooster, cockerel, male bird.
1 other meaning: weathercock
2weathercock
In the phrase 'coileach gaoithe', a weather vane shaped like a cock.Also: weather vane.

“Coileach” with the article

The plural of cock in Irish is coiligh. Here is coileach after the article (an t-alt), in the singular and the plural.

an coileach
the cock
No change after an
na coiligh
the cocks
Plural: no change after na

“Coileach” in a sentence: Irish examples

Common Irish sentences using coileach, the Irish word for cock.

Bhí an coileach ag glaoch ar maidin.
The rooster was crowing in the morning.
Tá coileach agus deich gcearc againn.
We have a rooster and ten hens.
Dhúisigh glao an choiligh mé.
The rooster's crow woke me.
Bhí na coiligh ag troid sa chlós.
The roosters were fighting in the yard.
Tá mo choileach níos mó ná do cheann féin.
My rooster is bigger than yours.
Tá coileach gaoithe ar bharr an tséipéil.
There is a weathercock on top of the church.
Chonaic mé coileach feá sa choill.
I saw a cock pheasant in the wood.

Other nouns in Irish

More everyday Irish nouns to learn next.

Cock in Irish: frequently asked questions

What is the Irish for cock?

The Irish for cock is coileach (pronounced “KIL-yukh”). It’s a masculine noun and the plural is coiligh. Depending on context it can also mean weathercock.

How do you pronounce coileach in Irish?

Coileach is said like “KIL-yukh” (IPA /ˈkɛlʲəx/).

What is the plural of cock in Irish?

The plural of coileach is coiligh; with the article, na coiligh means “the cocks”. The genitive plural is coileach, as in troid coileach (cockfighting).

Does coileach have more than one meaning?

Yes. Coileach can mean cock or weathercock, depending on context; the first is the most common.

Why does coileach change to choileach or gcoileach?

Irish changes the start of some words after certain words. After mo (my) coileach becomes mo choileach (lenition), and after ár (our) or i (in) it becomes ár gcoileach (eclipsis).

What is the female of 'coileach'?

The hen is 'cearc', and a young chicken is 'sicín'.

Is 'coileach' used for other male birds?

Yes, for example 'coileach feá' is a cock pheasant and 'coileach francach' a turkey cock.

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