from The Century Dictionary.
- noun A settler or resident in the back-blocks of Australia; a bushman from the back-blocks.
Sorry, no etymologies found.
He was a typical back-blocker, dry and wiry, nasally cocksure, insolently cool, a fearless hand with horse, man, or woman.
Girls who came from up-country could tell a lively tale of the artless habits of the blacks; others, who were at home in mining towns, described the doings in Chinese camps — those unavoidable concomitants of gold-grubbing settlements; rhymes circulated that would have staggered a back-blocker; while the governesses were without exception, young and old, kindly and unkindly, laid under such flamboyant suspicions as the poor ladies had, for certain, never heard breathed — since their own impudent schooldays.
And if a born back-blocker may make so bold, it's a fair old treat to see a new chum camping out for the fun of it! "