From Longman Dictionary of Contemporary Englishpunch-upˈpunch-up noun [countable] British English informalFIGHT a fight
Examples from the Corpus
punch-up• He ended up in jail after a punch-up with a bloke in the pub.• Some drunks began calling us names and we ended up getting into a punch-up.• Rumours of a punch-up were rife.• But games companies seem convinced that only the odd tomboy would enjoy the shoot outs and punch-ups of the average game.• Tony came in then dripping wet and there was another punch-up.• What had started out as a localized punch-up, had now developed into wholesale slaughter. 