is a compliment given if somone does something so good it was as if a black person did it or they did something that involves black peoples culture and does it well
Also known as a "Shipcel" is alot like an incel except, typically composed of sailors and mariners, they are a group of people who view themselves as superior to anyone who has little experience working on a ship and are very hostile toward landlubbers, often speaking in an almost cryptic amalgamation of maritime terms that a landlubber wouldn't understand in order to confuse them make themselves look intellectually superior.
"You stupid landlubber, I bet you have never even moored a spring line to a cleat before, much less walked on a gangway!"
"Shut up, boatcel!"