If you want to post the abbrev. of Parameter Ddata Area, you’ll get the following error message:
funny - what’s it supposed to stand for?
Long ago I used to hear that acronym in the meaning of “public display of affection” (like kissing, hugging, holding hands in public) - which of course was considered “gross” among teens and twens 
What’s today’s meaning? (Why should it be banned?)
Maybe Personal digital assistant - Wikipedia
Imagine this kind of Spam: “Get a P… for free!”
BTW: p a l m is on the spam-list, too.