A non african-american person who is truly african-american on the inside, but is unable to show it due to their outer appearance. Also, a non african-american that has a stereotypical african-american first name.
"Kerensa is without a doubt the incognegro. It's a damn shame the white side won't let it out."
To be hidden in the dark because African people are black, and if they were to hide in the dark with dark clothing on, they wouldnt be seen. So, saying you were incognegro, you are basically saying you cant be seen.
When an AfricaAmerican or a negro is camoflauged at night by dark clothes and skin and you can't see them until they smile then all you can see is the white if there teeth