Sexual activity with those on your residence floor in a college dorm. Often leads to an ex-boyfriend/girlfriend living on your floor that you may or may not run into when you want to least (ie. drunk at 3am sick on the way to the bathroom)
by merfoman January 31, 2006
Sexual relations between two people who live on the same floor. Typically used in the context of college dorms. Generally frowned upon.
by BKred January 05, 2004