crackers
I thought PE ment Physical Education
Can also refer to PetroleumEngineering.
Although, at my U, the preferred diminultive was"Pet-E" with the occasional use of "pete."
My Accounting friends will tell you PE refers to "per each."
For a number of my peers, PE represents their licensure with the State as a registere Professional Engineer.
It also occurs that PE can refer to Polyethylene, a polymer.
The world is filled with wonder, and many acronyms.