What does pai means in Korean?

"Pai" is not a word in Korean. It's possible you're thinking of a similar-sounding word, or a word from a different language that you've heard used in a Korean context.

Could you please give me more context about where you heard this word? For example:

* What were you reading or watching?

* Who said it?

* What was the situation?

Knowing this information will help me understand what you mean and give you a more accurate answer.