Nigunbas usually have their best friend/pet, called the Feifei.
The origin of the word Nigunba comes from the chinese word 你滚吧.
“Nigunbacongomongokenyabenyanigerbigernigerbigerhiñahiñahoñahoñaolala..“ is just a part of the last name of the Nigunbas.
There are multiple types of nigunbas, such as Galalagunba, and Feigunba.
Person 1: What is your name?
Person 2: 你滚吧! (Nigunba)
Person 1: Ah, your name is Nigunba.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.