by Anonymous October 16, 2003
 Get the rectal rainmug.
Get the rectal rainmug. The act of putting ones anus up to a strainer and then shooting diarrhea through the strainer to give the effect of rain. This maneuver is recommended to do upon the face of a prisoner, a sleeping child, or any other unexpected organism.
by j hound September 7, 2010
 Get the Rectal Rainmug.
Get the Rectal Rainmug.