stands for "dopeness overload", but really just means something is kind of okay or cool pronounced "d-noll"
1: hey man, I saw our friend Kevin at the store 2: oh dnol, how's he doing?
1: not great, his friend was in the triangle shirtwaist factory fire
2: oh, not so dnol after all
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