What is what does it mean when someone calls you bae?

When someone calls you "bae," it is a term of endearment that stands for "before anyone else" or "queen (or king) of my heart." It is often used to express affection or admiration toward someone and suggests a level of closeness or intimacy in the relationship. It is commonly used among romantic partners, but can also be used between friends or acquaintances as a casual term of endearment.