When you are banging a chick, and you stick a french fry up her ass and then use it to draw the golden arches on her forehead
The other day, I bought my girl a #2 super sized at Mickey D's, but little did she know I was just in it for the Dirty Ronald.
by jeru411 March 08, 2007
When you stuff a bunch of french fries up somebody's ass until their face turns white- then you punch them in the nose and smack them in the face till their cheeks turn bright red.
Tegdirb gave Julio a Dirty Ronald.
by The Chisch July 06, 2006