This is used in many different ways. It can mean man, or it could be an introduction word to a serious conversation, or it can be an interrogation question.
Mee how you doin? Mee, you bein raci?
Mee is a ginger who is a blobfish and very weird
is that a mee?
yes isn't she ugly
very sexy, and hot. he likes to fuck girls.
Mees fucks Maddy harder and harder.