"Pwee" is not a widely recognized slang term. It's possible that it's a regional slang or a term used within a specific group.
To understand the meaning of "pwee", we need more context. For example:
- Where did you hear this term? Was it online, in a specific region, or in a particular group?
- What was the context of its use? Was it used in a sentence, or was it a standalone word?
Without more information, it's difficult to determine the meaning of "pwee".