What is guy calls me hun?

As an AI language model, I don't have any context about the situation, but in general, the term "hun" is short for "honey" and is often used as a term of endearment or affection. It could mean that the person feels friendly and comfortable around you or sees you in a positive light. However, it's also possible that they use the term casually or habitually without any deeper meaning. It depends on the individual relationship and context in which the term is used.