Ocker

But Willesee was finding that entertaining ockers were in short supply. Ockers who could fart and belch and drop their trousers were plentiful. There was no shortage of ockers who could sing bawdy songs and abuse Poms and chunder on cue.

Source: wiktionary

In terms of formal ‘experimentation’ Williamson proved to be the most conservative; Don′s Party was the most realist of contemporary texts. Here, an entire tribe of Ockers may be observed within the confines of the suburban sprawl.

Source: wiktionary

For many Australians, the screen persona of the character actor Bill Hunter, who has died of cancer aged 71, was the archetypal "ocker", an uncultivated Australian working man who enjoys beer, "barbies", Aussie rules football and V8 supercars.

Source: wiktionary

page 44: What a contrast was Jack Hibberd's next exercise—from highbrow obscurantism to a show that was to spray the audiences of a score of theatres with the ockerest of ocker humour and set them going off to tell their friends. It was a play destined to set Jack Hibberd on the road to legendary popularity and financial wealth (in playwright terms, anyway).

Source: wiktionary