Green’s Dictionary of Slang

(Aus./N.Z.) in credit, solvent, ‘in the black’; thus unfinancial, out of pocket.

1886		Globe Sydney) 24 Mar. 4/6: A resolution was passed appointing next meeting a special meeting to consider the question of the unfinancial members.
1899		Bulletin (Sydney) 30 Dec. 14/3: No outback station refuses to sell rations; very few refuse to give when coin is not forthcoming [...] Stop the rations [...] and only ‘financial’ travellers will venture out, and these [...] can refuse work until offered suitable wages.
1901		W.A. Sun. Times (Perth) 17 Nov. 1/1: Each managed to let the ‘financial’ female know of their separate desire to die for her love (and lucre).
1904		Sun. Times (Perth) 7 Feb. 1/1: Being unfinancial they decided not to move from the metropolis.
1912		Bulletin (Sydney) 21 Nov. 13/3: Boozer (on first cadging visit to a newspaper office, observing a plaque labelled ‘Financial Editor’): ‘Financial Editor! Strike me, this is the first bloke in the office who doesn’t say he’s broke, and ’E’s got his door locked.’.
1926		J. Doone Timely Tips For New Australians 11: To describe a man as being ‘financial’ is to describe him as being possessed of means, while a ‘financial’ member of a club or organisation is one whose subscription is paid up to date.
1933		A.E. Strong in Partridge Sl. Today and Yesterday 288: You never were a twister, because if you had been you could have denied being financial.
1955		N. Pulliam I Travelled a Lonely Land (1957) 233/1: financial – having plenty of cash.
2003		McGill Reed Dict. of N.Z. Sl. 77: financial Carrying cash or enjoying credit in the bank. ANZ mid C20.