Green’s Dictionary of Slang

Rules n.

[abbr.]

(Aus.) Australian Rules Football.

[Aus]G. Seal Lingo 139: The main football codes of Rugby League (League) and Australian Rules (aussie rules or just rules).
[Aus]R.G. Barrett Rosa Marie’s Baby (2013) [ebook]‘I don’t like rules. Kick basketball I call it [...] I’m a Rugby Union man myself’.