A different word for up, used for supporting teams/people/etc. usually with the word 'the' afterwards if it's somebody's name. Examples: "Scup the (person's name)!", "Scup Louth!"
When a game of football or hurling is very close and its hard to decide who will win or else in discussion about a dodgy decision made by a referee..
This was heard comin from a Cork man in croke park...