A cute coloquialism for diarrhea, making reference the the "chocolate waterfall" featured in the film "Willie Wonka and the Chocolate Factory"
I was on the toilet all night last night. I had a case of the 'ole Wonka Waterfalls.
Verb: the act of emitting explosive diarrhea that sprays violently into the toilet.
Dave: are you okay? it sounded pretty bad in there!
Other dave: Nah man, I think I have food poisoning. I Gave that toilet the Devil's Powerwash.
A shorthand for "WWW" has fewer syllables than pronouncing "Double U, Double U, Double U" and keeps the same Amount of U's.
Check out this word on HexaU.urbandictionary.com! It's hilarious and offensive.