dook on deck

To have the need to defecate.

"I need to hit up the bathroom, I've got a baby on board."

"It's called 'a dook on deck', dude."

by JoeDoh October 25, 2008

bust a dookie

"Snowboard" for defecate. Taken from the Simpsons.

"Otto, I gotta use the bathroom!"
"Say it in snowboard!"
"Uh... I gotta bust a dookie?"

by JoeDoh October 23, 2008