Definition of "brick dust" [brick dust]

• Dust of pounded or broken bricks. (noun)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "By now everyone knows that the Spaniard's relentless, athletic game is ideally conditioned for the red brick dust of Roland Garros, where he slides east to west and back and envelops the court like an octopus waving eight rackets."