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1.
A giant firey painful shit.
"I'm about to go unleash the poo dragon."
by Harrison March 10, 2004
 
2.
someone who possess the qualities of being prone to poo their own pants.
James is a huge poo dragon.
by poodrag June 09, 2009
 
3.
The king of all poo's
You are a poo dragon, seriously!
by Ryan February 15, 2005