Someone who is blessed with an exceptionally large penis. Following the common preconception that black men have large penis', this would refer to the penis being the one eighth of a person that is of black ancestry.
If you want to know why we callBlake octaroon, you'll have to ask him to show you.
When a Quadroon mates with a caucasian the offspring is an octacoon. Simple math states that 1/4 coon + caucasian = octacoon.
Shameeka and Wallace looked proudly at their newborn quadroon. Each was hoping someday the bloodlines would continue to be watered down and they would be proud grandparents of a octacoon.
a person having one-eighth black ancestry; the offspring of a quadroon and a white
"All the way up until 1986, my barracoon played home to a coffle of twelve: 3 quadroons, 3 octoroons, 2 pickanninies, 2 Mexicans, a mulatto, a chink, and a roan-colored Albanian hobo named Noodles. And I'll be goddammned if those weren't the best days of my life."
Americans of mixed ancestry. Mixed European/African Americans who appear European. Many are considered Caucasian of European background, who are in fact of mixed European and African ancestry (albeit 2-3 generations past).
Rarely mistaken for "Spanish". Whom are clearly mixed with Spanish/African/Indian
"No one knew she was an Octoroon, Her Grandfather was half African".
Joan Bennett, Constance Bennett, Fredi Washington.