A slang term for college relationships that start in high school and are maintained throughout college. As long as the relationship was started before college, and the total time together in college has been greater than any time apart, it still counts.
When two friends are so bored that they do party-like activities with eachother and go around the neighborhood in costumes, pulling pranks on local residents.
Girl: I'm soo bored there's nothing to do!
Guy: Let's have a two person party!
Girl: I'll get my bear costume and some corn starch.
Guy: I'll watch you put on that costume.