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.
Used to describe a person that is very polite or Charming for their own gain
Example Business people can be charming or "Sweet" to customers.If customers see them as igornant or "Sour" they will not shop there Hence the phrase Ya wont catch Flies with Vinegar