There are many full forms of PJ depending on the feild from which you are asking about.
The full form of PJ is “poor jokes” in india.
- PJ = Pearl Jam (Community » Music)
- PJ = Pajama (Miscellaneous » Clothes)
- PJ = Police judiciaire (Governmental » Law & Legal)
- PJ = Professional Judgement
(Business » General) - PJ = Petroleum Jelly (Medical)