A fork of Rural Dictionary
The disgusting sudden explosion of blood that comes out of the vagina when youre on your period and you laugh/sneeze/cough.
Beth: "Yea so I totally just got my period today. Gross right?"
Anna: "Yuck girl."
Beth: *sneeze*
Beth: "Oh god... I umm... Need the bathroom..."
Anna: "Oh my god you just blurped didn't you???"