Green’s Dictionary of Slang

(Aus.) an imaginary place, supposedly far from any civilization.

1948		Dly. Teleg. (Sydney) 6 May 19/1: In addition, you will hear Australia’s famous comedian, George (‘Wallaby’) Wallace, broadcasting from ‘Station DDT Bullamakanka’.
1953		T.A.G. Hungerford Riverslake 230: Hitch out to Bullamakanka and live with the blacks.
1965		L. Haylen Big Red 88: People rushing through the countryside by car would grin as they raced through Cooee. Here was the authentic bush town . . . Here was Bullamakanka [GAW4].
1977		Southerly i 48: Because for a lazy man [...] literary editorship of the Bullamakanka Clarion’s Saturday Book page is a very sweet cop indeed [AND].
1986		C. Bowles G’DAY 81: The Outback is somewhere out the back of Bourke, Woop Woop and Bullamakanka, the other side of the rabbit-proof fence.
2001		www.imdb.com 25 Oct. 🌐 ‘Bullamakanka,’ long entrenched in Aussie slang as the mythical township located at the furthest commutable point of the outback, the end of the line, the event-horizon of bush fable. Beyond Bullamakanka lay the ‘dreamtime’ and precious little else.