What is Nutburger?
1.
Someone who holds a theory that is so dubious as to incite derisive laughter from those who hear it.
That YES is a real nutburger.
2.
a person with a shaky grasp on reality; a person with disruptive responses to life's situation; one who reacts extremely to life's minor annoyances.
He threw the camera away when he lost the lens cap. He is a real nutburger.
See