It's a term that was thrown around on this week's South Park episode spoofing Jersey Shore - it means a woman's private parts, the vagina.
That guy in the store was such a pain to deal with, such a muff cabbage.
Is a new jersey woman with an extremely hairy vagina
this woman vagina is a muff cabbage
A derogatory term for having a fat belly or a lot of fat on your stomach that goes overy you waist
Dam Jame's muff cabbage makes all the ladies go crazy.
Person 1: That Snooki, she sure is a muff cabbage.
Person 2: What do you mean, muff cabbage?
Person 1: Oh, its a Jersey thing
Cabbage in one's muff, or pussy. This word orginated from the best show ever, South Park
Steve: FUCk YOU TENISHA, your nothing but MUFF CABBAGE
Apparent insult that people from Jersey use, as shown in an episode of South Park
YOU'RE SUCH A MUFF CABBAGE