New wife for Irish saint (5)

I believe the answer is:

bride

I'm a little stuck... Click here to teach me more about this clue!

This clue could be a double definition.

'new wife' is the first definition.

'saint' is the second definition.
(I know that Bride is a saint)

'for irish' acts as a link.
I am not very happy about this link. Some or all of it may belong to one of the definitions.

Can you help me to learn more?

(Other definitions for bride that I've seen before include "Newlywed" , "Female at match" , "She's just about to be married" , "Groom's mate" , "woman in front of train" .)

I've seen this clue in The Guardian and The Sun.

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