A person who is typically an obvious doofus or a dipshit, but are somehow unaware of it. A person who thinks that they are well liked or cool, but are very far from it.
Be quiet everyone, here comes goober smack. Just ignore him and he willgo away.
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