Top definition
A Dookie Train is another way of saying you have to take a massive dump since it will take so long.
Megan: "Gosh, what's that stink?"

Elizabeth: "Oh I have to take a massive Dookie Train."

Megan: "Oh great, it's going to be a long one!"
by Clingbo1 August 11, 2010
Get the mug
Get a Dookie Train mug for your bunkmate Zora.