1987, Sheila Anderson, End of the Season, in Anna Gibbs, Alison Tilson (editors), Frictions, An Anthology of Fiction by Women, page 45,
They were cheerful enough, liked a bit of chiacking, and the women enjoyed the bawdy undertones of their jokes.
2008, Helen Garner, The Art of the Dumb Question, in True Stories: Selected Non-Fiction, page 13,
Most poignantly of all, though, when I get fed up with working alone, I remember Victorian high school staffrooms of the sixties and seventies: the rigid hierarchy with its irritations, but also the chiacking, the squabbles, the timely advice from some old stager with a fag drooping off his lip.
We believed Melbourne′s two most extraordinary institutions were those of chiacking – taking the piss – and larrikinism. Although the latter would develop derogatory connotations, and chiacking was already beginning to die a slow death, sometimes perceived as offensive in its more alcoholic forms, especially by the women in our group.
^"chiack", entry in 2009, Susan Butler, The Dinkum Dictionary: The Origins of Australian Words, page 70 — The origin is in British English—the costermonger′s cry of commendation ‘chi-ike’—turned ironic and aggressive.