"Ding ah ring" is a term of endearment ( most of the time) or can be used when you clumsily fuck something up. Usually used to describe a girl who's cute, a bit clumsy, and ditzy. She's endearing and rare, making her stand out with her adorable nature.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi