A variation on mooning in which the person exposing their buttocks pulls them apart to dramatically display their anus; thereby invoking and conveying disgust.
In line for the toll booth dude was yelling at us, so Sylvie rolled down her window and showed him her brown eye.
When a man urinates, deficates, and vomits in his partners mouth, then she/he gives the man a blowjob with the mush inside their mouth, the penis, acts as a stirrer.