Spanish phrase
A propósito.
Meaning
By the way.
When to use it
Introduces a new topic or shifts the subject. Used to casually start a question or remark in informal or neutral conversation.
Example dialogue
A propósito, ¿viste la película anoche?
By the way, did you see the movie last night?
No, no la vi. ¿Estuvo bien?
No, I didn't. Was it good?