All whitebois and that includes white girls to should know their place and that being totally submissive to black alpha dom top. definition: jack of spades (Relationships context) Jack of spades is were bi or gay white men only date black men. It's the bi/ gay white male's version of the queen of spades. They both represent how white women and white men exclusively date only black men. He only dates black men, he must be a jack of spades. by white4bbc4life October 02, 2013 Rules Of JOS: (Sexually context) Only submit to the black alpha dom top Obey, serve and respect his position and that… Read more