What is what does hiiii mean from a girl?

As an AI language model, I cannot determine the context of the girl's statement. However, "hiiii" is a variation of "hi," which is a casual greeting used in informal situations. The extra "i's" in the word could indicate excitement, enthusiasm, or friendliness. It can also be perceived as a way of grabbing attention or being playful. Hence, depending on the context, hiiii can mean various things like a friendly greeting, showing excitement, or hinting interest in someone or something.