A kitchen utensil used to chastise Irish children with pre 1990s. Not quite as bad what the catholic church did to children, but an extension of the acceptable level of abuse inflicted on children in those days.
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