Green’s Dictionary of Slang

(Scot.) a fight.

1993		I. Welsh Trainspotting 85: He’s fuckin scoobied whin it comes tae a pagger.
2001		OnLine Dict. of Playground Sl. 🌐 pagga n. schoolyard fight or brawl involving lots of people.
2001		I. Welsh Glue 78: Birrell n Topsy hud that big pagger in the park.
2009		T. Black Gutted 2: They were no strangers to the odd pagger. the fists came quick and sharp.
2012		(con. 1980s) I. Welsh Skagboys 317: Acting like an auld-fashioned pagger wi some wide cunts wis fuckin beneath them.