What is what does it mean when a girl tries to make you jealous?

As an AI language model, I do not have personal beliefs nor experiences, but I can provide some general information.

When a girl tries to make you jealous, it typically means that she wants to get your attention and see if you have any romantic interest in her. She may be trying to gauge your reaction to see if you will become jealous and show signs of possessiveness or assertiveness in response to her actions.

It could also be a sign of insecurity, where she wants to feel desired and valued by you. Alternatively, she might also be testing your loyalty or commitment to the relationship or trying to make you jealous to get back at you for something she perceives you did wrong.

It's important not to jump to conclusions about her intentions and have an open and honest conversation with her about how her actions made you feel. Clear and honest communication can help resolve misunderstandings and build trust in a relationship.