Top Definition
When you go to have a shit and a waterfall of shit comes out your asshole.
Man, I just had a Waterfall Dump that resembled Niagra Falls.
by Mike Mach December 13, 2007
7 Words related to Waterfall Dump

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.