Macaroon Monsoon
When you take a giant, stinky dump in the toilet and then turn the water on full blast to make the next person get it in the face.
He did a Macaroon Monsoon and then flushed it like it was a fire alarm.
She pooped so much it looked like a meatball and then flushed it in my face.
He made a mountain of poop and then flushed it right in my face like it was a prank.