What have you been up to?

Meaning

Informal way to ask what someone has been doing.

Examples

• John: 'What have you been up to, Alice?'<br>
• Alice: 'Oh, not much, just keeping busy.'
• John: 'What have you been up to, Alice? Lots of things, I'll tell you about them later.'
• Alice: 'What have you been up to, John? I haven't seen you in ages.'<br>