Meaning of the word "What are you up to" in English

What does "What are you up to" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

What are you up to

US /wʌt ɑr ju ʌp tu/
UK /wɒt ɑː ju ʌp tuː/

Phrase

used to ask someone what they are doing or what their plans are

Example:
Hey, long time no see! What are you up to these days?
I saw you sneaking around, what are you up to?