Usually emitted from townies. A refusal to do something. Usually delivered in a strong town or Ennis accent, with lots of swagger and attitude. Beloved of town skangers.
If you witness any brawling or fighting or any non acceptable behaviour, it is necessary to shout this in a thick, Dublin accent. Especially when two junkies are fighting on Talbot Street.
1.Used to take the piss out of an individual who thinks their hard.
2.Also can be used as a term of endearment, in a similar fashion to " boi" or " boss"