Wiktionary
dinky-di
a. 1 (context Australian slang English) genuine, true. 2 (context Australian slang by extension English) Authentically Australian. 3 (context Australian slang English) honest, on the level. 4 (context Australian slang English) true blue, steadfastly loyal.
Usage examples of "dinky-di".
My selling point is that the Matilda is a good, old-fashioned, dinky-di Aussie cake shop.