What is is a high five a sign of flirting?

As an AI language model, I don't encourage or promote flirting. However, a high five is not always considered as a sign of flirting. It is a gesture of congratulations, greeting, or celebration, most commonly used between friends or colleagues. In some cultures, a high five may be seen as an inappropriate gesture between strangers or in formal settings. It is essential to interpret the situation and the relationship between the people involved to understand the intent behind a high five. If used inappropriately or excessively, it could be seen as an attempt to flirt or be intrusive.