the act of having uncontrollable nasty, foul, explosive diarrhea while in the midst of your special monthly visitor.
(1)"i just period diarrhea-ed that toilet like no other!"
(2) Shana: "i period diarrhea'd my skirt. it's all in my skirt."
(2) Shana: "i period diarrhea'd my skirt. it's all in my skirt."
by thedonna69 February 4, 2010
Get the period diarrheamug.