Wiktionary
sly-grog
n. (context AU dated English) A place illegally selling alcohol outside of licensed hours.
Usage examples of "sly-grog".
Some three or four hundred diggers arrived from Creswick-creek, a gold-field famous for its pennyweight fortunes--grubbed up through hard work, and squandered in dissipation among the swarm of sly-grog sellers in the district.