The act of being nude,the flashing of the butthole usually the the cheeks are spread as far as possible to show the inside of ones butthole and all the poop inside.
John's brown goat was very poopy and his cheeks were really spread apart!
The act of covering the male genitalia in poop. Then dragging the head of the penis across his partners beard. Note: While performing this act the scrotum should also be covered in waste and stapled to the floor. This is where the 'stretcher' in the name comes from.