A light-skinned brother of some means or economic success, generally tolerated by those (well off white men) he works with/ lives near because of his nonthreatening demeanor and quasi-assimilation into white culture/ language/ customs. For all intents and purposes, outside of pigment, country club negro *is* a white man in all regards.
Examples: Carlton from the Fresh Prince of Bel-Air, David Otunga and Byron Saxton from WWE, both Gumbels.
"The first time I saw him at the Cricket Club golfing, I was aghast. 'A colored on the links?' I asked. But after talking to the chap, I discovered he wasn't one of *them* at all. He was a country club negro. He was almost one of us."