Usually described after eating a large meal on St. Patricks which consist of a mass amount of corned beef and corn. After eating this meal you, and or others, shit on a females large breasts. See Turkey Tits
"After a large St. Patties dinner, Brian and Nick tag-teamed Elvira in the upstairs bathroom and had a huge corn in your shit beef tits" fest. Followed by Marc laying down a huge gurn to Elvira.
by Real World Clinton December 7, 2006