Bombón Turco

Also known as "Turkish Bombon". Essentially is the act of expelling a plug made of one's solidified poop, followed by a shitstream of diarrhea.
Usually formed after consuming curried rice, followed by some spicy/laxative food.

Lukas: Naahh, guys, you won't believe this. I just excreted the fattest, most disgusting Bombón Turco of all time! Come here, quickly!