After withdrawing from anal sex, a male pokes or dabs his dirty penile glans on the buttocks of his lover leaving brown dabs of fecal remnants and booty juice. Often seen as an act of accomplishment or marking of one's territory.
All the girls in the gym locker room were snickering when Sonja removed her underwear. He as was covered in her boyfriend's Dirt Dabber marks. It was obvious that she had been drilled prior to her work out.
by Eaton Holgoode May 6, 2015