What is when a guy calls you boo?

When a guy calls you boo, it is often seen as a term of endearment or affection. It may indicate that he likes you, finds you attractive, or simply wants to express his fondness towards you. The term is often used by romantic partners, but it can also be used by friends or family members who have a close relationship. In general, calling someone "boo" is meant to be friendly and playful, and it can be a way to show someone that they are important to you. However, it is important to read the context and tone of the situation to determine the true meaning behind the use of the term.