1855 R. Carboni Eureka Stockade 10: A party of Yankees, with revolvers and Mexican knives - the garb of ‘bouncers’ in those days - jumped the second hole of the Britishers.at bouncer, n.1
1855 R. Carboni Eureka Stockade 9: By this time two covies [...] had stripped to their middle, and were ‘shaping’ for a round or two [OED].at shape (up) (v.) under shape, v.