Referring to the disappearance of any black man through any means. Often associated with African American fathers who desert their children and/or wives.
Jamal: Mom, what happened to daddy?
Shaqueefa: That man done left us when he went to buy cigs. He's long niggone by now!
An improper pronunciation of the word pornography often used by old-timers.
"Will you whippersnappers quit eyin' that pinography!"