Definitions by Flopsy Mopsy Poopytail

big turd 

n. the largest, most humongous log of defecation one has produced in months

"Holy hell, I just dropped a big turd in there and it won't go down. Do we have a plunger?"

or

"I spent 3 hours trying to pinch out that big turd! Damn, what did I eat last night?"

big turd by Flopsy Mopsy Poopytail August 21, 2008