Fecker
A light hearted rebuke. Sterilised version of the stronger word. Safe enough in unfamiliar company, soft in banter.
Ah leave him alone, the poor fecker only asked for a light.

Shall I translate it into posh English for you, head?
Well, hello there. Here it is in posh English.
Do leave him be; the poor fellow merely requested a light for his cigarette.
Questions
What does fecker mean in Ireland?
A light hearted rebuke. Sterilised version of the stronger word. Safe enough in unfamiliar company, soft in banter.
How do you use fecker in a sentence?
“Ah leave him alone, the poor fecker only asked for a light.”
Updated