What does plico mean?

"Plico" is not a common English word. It's likely you're thinking of a word from a different language.

Could you please provide more context?

For example:

* Where did you hear or read the word "plico"?

* What language do you think it's from?

* What was the sentence or situation where you encountered it?

With more information, I can help you figure out the meaning of "plico."