What does las cosas con mi novia mean in spanish?

"Las cosas con mi novia" translates to "Things with my girlfriend" in English. It's a very general phrase, and the specific meaning depends on the context.

Here are some possibilities:

* "How things are going with my girlfriend." This is the most common interpretation.

* "The problems I'm having with my girlfriend." This is more likely if the speaker sounds worried or stressed.

* "The things I do with my girlfriend." This is more likely if the speaker is talking about activities they do together.

To understand the exact meaning, you need more context from the conversation or situation.