What is PEEECE in English used for?

"PEEECE" is not a recognized English word or acronym. It is possible you meant a different word or acronym, or there might be a typo.

Could you please clarify what you meant? For example:

* Did you mean a specific word or acronym?

* Is it related to a particular subject or field?

* Could you provide more context?

Once you clarify, I can help you understand its meaning and usage.