I HAVE BIG PP HAHA
This phrase is used by kids who think they're tough and want to brag about their huge member. It's basically just a fancy way of saying 'I got a big one, laugh at me.'
'I have big PP HAHA' he said while showing off his lunch.
'I have big PP HAHA' he yelled during recess.
He wrote 'I have big PP HAHA' on the bathroom wall.