A black man who is regarded as more powerful and simply better than his fellow african americans.
Guy 1: Yooo Obama is my n****!!
Guy 2: You dyke. Obama is much more than that. Obama is a niggasus! The most powerful niggasus this world has ever seen!!
A God that is nigger-like, and likes women. Niggerus will enter your sleep, and make you have interesting dreams, with Niggerus. Niggerus is very hot. Every girl wants Niggerus to enter their dreams. Ooh, Niggerus.
The dream I had last night was intense, they only thing I needed was Niggerus.