Dreams involving privacy, visibility, and being watched can often reflect feelings of vulnerability or anxiety in your waking life. In your dream, the act of using the bathroom symbolizes a need for personal space or the desire to express yourself freely. The streetlight represents illumination or awareness, shedding light on your current situation.
The woman staring at you may symbolize a feeling of being judged or scrutinized by others, or it could indicate your own fears about exposure or being misunderstood. The fact that she shouldn't be able to see you suggests that you might feel that your private matters or true self are being exposed in ways that are beyond your control.
This dream could be prompting you to consider areas in your life where you feel exposed or vulnerable. It may also encourage you to reflect on your relationships and the dynamics of trust and privacy. Are there aspects of your life you feel are being observed or judged by others?
To gain clarity, you might want to explore your feelings about privacy and boundaries. It could be helpful to establish what makes you feel secure and respected in your personal life.