A term from Belfast N.Ireland meaning two people having a fair fight to settle there differences. No weapons of any kind and no other friends get involved, just two people settling their differences like men then shaking hands and showing respect for each other. After a dispute is settled they may even have a couple of beers together.
Paddy- "Stevie Quinn and Crazy Joe are going to go outside and work out their differences"
Cormac- "Is it a going to be a fair dig"?
Paddy- "Yes, most likely it wont last long as Stevie is a real hard bastard"
Cormac- "Aye its a pity kids these days need to carry weapons and have friends help when they get in fights"