Irish people that are either dark-skinned, or have dark hair. Contrasting to what some people think, it's not AT ALL related to African-Americans. Which means, that Stuart, whatever you are, you're not black, and have no right to say you are. Also
Also, very dark Irish Creme-flavored coffee.
WARNING: THIS EXAMPLE IS A REAL CONVERSATION.
Stuart: "Actually Dom, I am part black."
Dom: "No you're not. You are part retarded."
Stuart: "No seriously! My grandpa is black Irish."
Dom: "Okay. But how did Africans get to Ireland? My people sure as hell didn't swim there. If we won't get in a bath tub, we sure as hell won't jump in an ocean."
Stuart: "I'm not sure, but either way, I'm part African-American."
Dom: "Whatever, your skin looks like paper, and your hair isn't even as dark as my skin. Bye Stuart...but watch what you say since you're 'black'. I'll still kick your ass if you say it."
"Coffee today, ma'm?"
"Sure, black Irish, please."