A bowel movement of massive proportions, usually requiring more than one flush.
I clogged up the toilet downstairs because of a dooklear bomb I dropped after eating that burrito.
The motherload of all shits. You are about to drop Fat man on Hiroshima (the toilet).
*Finishes eating a massive burrito
"Fucking Christ man I'm about to drop a Dooklear bomb"
"EVERYONE OUT OF HIS WAY"