What is when a guy calls you man?

When a guy calls you "man," it is a casual and familiar way of addressing you that is often used between men as a term of friendship or camaraderie. It can also be used as a way to put someone at ease or to establish a shared sense of humor or perspective. However, some people may find it a bit sexist or condescending when it is used towards a woman, as it suggests that being male is somehow more authoritative or more worthy of respect. Ultimately, the meaning and intent behind the use of "man" will depend on the context of the situation, the personalities and dynamics of the individuals involved, and the patterns of language and communication that they are accustomed to using.