A blumpkin recieved in the restroom of a McDonalds fast food resturant while the reciever eats a "Happy Meal."
by Juaon January 14, 2006
by tdepergola August 23, 2011
The tasteful act of receiving oral pleasure while sitting on a toilet inside a McDonalds restaurant.
by scroTIMOTHY February 24, 2017
A McBlumpkin is the same as a Blumpkin, except your eating a cheeseburger at the same time. So your dropping the duece, receiving fellatio, and eating a Big Mac at the same time.
by Cory K. October 18, 2005
the act of a male receiving fellatio while making a bowel movement after eating a large amount of Mc Donalds.
by Controlthislife April 02, 2011