The Collaborative International Dictionary of English v.0.48:

Brickfielder \Brick"field`er\, n. [Australia]
   1. Orig., at Sydney, a cold and violent south or southwest
      wind, rising suddenly, and regularly preceded by a hot
      wind from the north; -- now usually called southerly
      buster. It blew across the Brickfields, formerly so
      called, a district of Sydney, and carried clouds of dust
      into the city.
      [Webster 1913 Suppl.]

   2. By confusion, a midsummer hot wind from the north.
      [Webster 1913 Suppl.]