Green’s Dictionary of Slang

nixey n.

nothing.

1889		Dead Bird (Sydney) 27 July 7/4: The game resulted in a win for the warriors from this office by three points to nixy.
1895		Truth (Sydney) 17 Feb. 3/4: But we draws a blooming blank, / For the strong-room held — a nixey!
1901		Bulletin (Sydney) 24 Aug. 11/3: 1st luggage porter: ‘Blime, Joe! I ain’t touched a tray-bit ter-day. Wot ’ave you done?’ Joe: ‘Nixey.’ [...] 1st porter: ‘---! Joe, a job at laast! Surely this old cow won’t ’ave the blanky neck to to wanter carry it ’erself!’.
1935		G. Ingram Cockney Cavalcade 231: Giss my ring. I think you’re trying to stick me up to get it for nixies.
1943		R. Llewellyn None But the Lonely Heart 92: He had nothing [...] Just the bare nixey.