piece of pizza rosa

This may be a term that some people in a certain area call a vagina that is experiencing her monthly messenger - her period. It may resemble the form of a slice of NYC style pizza with a red - rosa - tint.

Antony: Hey! I hear you may have some rough times tonight! Hearts out, man!"
Johnny: "Yo! What are you on about?"
Antony: "I heard from Mary that your girl is serving up a piece of pizza rosa this weekend. Sorry, bro."
Johnny: "Wow! You are a tool that has no purpose. We've kissed. We're takin' it slow....BRO!"