To receive the contents of the bowels of another person for sexual gratification. Such practise is common amongst members of the bdsm community.
Sandra straddled David above his face and neck, relaxed her anal sphincter muscles and proceeded to evacuate her bowels. David moaned with pleasure as her watery stools invaded his nose and mouth. He had noticed in her sex-contact magazine advertisment that she enjoyed yellow and brown.
A beautiful woman with a delicious soft ass has her anus inches from a male's face and starts to defecate in a waiting male mouth which causes the male to ejaculate, feeling satisfied of smelling and tasting a woman's shit.
"last night, I was at my girlfriends house with her sister watching tv and the girls complained that their stomachs were hurting from the meal they ate so they had to use the bathroom but the toilet was broken so they both looked at me and asked would you mind if we give brown showers until the toilet works?
The sex act when a woman with a soft juicy delicious ass has her anus inches from a males face starts to defecate into the waiting male mouth thus causing the male to ejaculate while tasting and smelling of a womans shit.