The regret you feel immediately after eating panda express. Either for the calories or the explosive diarrhea you know is coming soon.
Guy: let's get panda!
Girl: Uh... Dude what about the panda regret?
Guy2: just had three servings of orange chicken. I'm having mad panda regret.
The immediate feeling of misery and regret after eating Panda Express. Primarily occurs after consuming a “Plate” or “Bigger Plate” with Orange Chicken or Beijing Beef as an entree. Abbreviated as PPR.
Guy 1: Let’s go out for some drinks!
Guy 2: Nah man, I have Post-Panda Regret. I can’t move.