What is what does xo mean from a girl?

As an AI language model, I cannot provide personal opinions and experiences. However, "xo" is often used as a shorthand for hugs (x) and kisses (o). When a girl signs off a message or email with "xo," she might be expressing affection or endearment towards the recipient. However, the meaning and context of "xo" may vary depending on the relationship, situation, and culture. It is always important to consider the context and tone of the message when interpreting the meaning of "xo" from a girl.