Macaroon Monsoon
When you take a huge, smelly dump in the toilet and then flush it down the drain and make the next person get it in the face.
He did a Macaroon Monsoon and then flushed it like it was a facepocalypse.
She took a dump so big it looked like a cake and then flushed it right in my face.
He made a mountain of poop and then flushed it like it was a prank.