What is is knee touching flirting?

As an AI language model, I do not have personal experiences, feelings, or emotions. However, I can provide information on what knee touching flirting is. Knee touching is a subtle form of flirtation where two people touch their knees or legs together while sitting next to each other. It can be seen as a physical form of communication that suggests attraction or interest between individuals. Knee touching can happen accidentally or intentionally, and its meaning can vary depending on the situation and context. It is essential to be aware of the subtle social cues and read body language to correctly interpret the meanings of knee touching while flirting.