General usage:
* Asking what someone is doing: This is the most straightforward interpretation. It's a casual way to ask about someone's current activity.
* Expressing surprise or disbelief: The phrase can convey a sense of surprise, especially when someone is doing something unexpected or if the speaker is curious about what's going on.
* Encouraging someone to do something: It can be used to motivate or nudge someone to take action, similar to "So, what are you waiting for?"
Examples:
* "Pues qué haces aquí tan tarde?" (Well, what are you doing here so late?) - Asking about someone's presence.
* "Pues qué haces ahí sentado? ¡Vamos a jugar!" (Well, what are you doing sitting there? Let's go play!) - Encouraging someone to join in.
* "Pues qué haces con esa cara? ¿Qué te pasa?" (Well, what are you doing with that face? What's wrong?) - Expressing concern about someone's mood.
It's important to note that the tone of voice and the context heavily influence the meaning of "pues qué haces."
If you're unsure about the intended meaning, it's always best to ask for clarification.