Green’s Dictionary of Slang

(Scot. juv.) a fight.

1935		(con. 1920s) McArthur & Long No Mean City 262: There were a few small ‘rammies’ – running fights in the streets with bottles and stones exchanged as missiles.
1936		K. Mackenzie Living Rough 164: I nearly got hit with a flying bottle during a street rammy between two gangs.
1996		A. Close Official and Doubtful 186: Jeez, you must’ve led a sheltered life if you took that for a rammy.
2001		OnLine Dict. of Playground Sl. 🌐 rammy n. Basically it meant a minature riot. Usual location for these was in school corridors. Situation arose when crowds of children tried to pass each other when there too little room to do so easily. Usual times for a rammy to occur was between classes and occasionally when people tried to skip the lunch queue.
2012		(con. 1980s) I. Welsh Skagboys 50: The hurly-burly of the urban rammy, where good peripheral vision was required to read what was happening.
2012		D. O’Donnell Locked Ward (2013) 319: Jock [...] what’s all the rammie about?