Green’s Dictionary of Slang

(Aus.) cattle-rustling.

1847		[A. Harris] (con. 1820s) Settlers & Convicts 253: If he could find an unbranded beast in the bush, [he] had no qualms about making it his own by clapping his brand on it [...] a process technically called ‘gully-raking’.
1900		Bulletin (Sydney) 23 Jun. Red Page/1: From the wreck of the Dunbar, which he viewed from the cliffs of the Gap next morning, he proceeds through ‘gully-raking,’ encounters with blacks, wanderings in search of new country, shark-diet, shearers, floods and fires, to his final comparison between the good old order and the evil new.
1999		G. Seal Lingo 47: The popularity of this form of robbery can be judged from various terms used to describe it — poddy-dodging, duffing, gully-raking.