Short for Poor Joke. A PJ is almost always an impromptu bad pun. Every group of friends in India has one person who issues a stream of PJs and is known for this dubious ability.

What many people who don't get PJs don't realise, is that it's not the joke itself that's supposed to be funny, but the fact that something so bad is being presented as a joke. It's a meta-joke, if you're into pricky nu-blogger speak.

It stands for Panchat Joke. The Marathi version of PJ

Paati Joke- The Bong version