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poo-nah-mee NOUN

1. an unusually large wave or splash produced in a toilet bowl by a large or well-placed excrement (poo).

2. an exceptionally large, oderiferous or much-anticipated bowel movement.

Origin:
2011-2012; < Brinston, Ontario, Canada. Based on Japanese word "tsunami", equivalent to tsu harbor (earlier tu ) + nami wave < poo (poo) + nami (wave).
1. (splash) "Whoa... poonami!"

2. "Poonami alert - do NOT go in there!"
poonami by canoebrain November 9, 2012
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(noun, verb)Accidental, explosive diarrhea; usually associated with children, traveling, or food poisoning.
"Dude, while I was baby-sitting your kid, he had a poonami in his pajamas. I had to stick him, fully clothed, in the shower."
poonami by Edward Cafeto April 26, 2006
The wave of shit that will end up all over the male crotchal area when pulling out too quickly after anal sex.
Little Jimmy finished the deed, and begin to pull out. Unfortunately he had forgotten what Barry had said about pulling out after Anal sex (pulling out way faster than he should have) and so his genitalia were obliterated by the ensuing poonami.
poonami by youwantsome? September 9, 2014
When you do a right plopper and it splashes up and obliterate the bog roll.
My poonami done fucked ma charmin.
poonami by rightlovepubes August 25, 2014
Combination of "poo" and "tsunami"... as in a giant wave of poo.
I took a crap so bad, it was a like a poonami exploded from my ass.
poonami by Sean Galbraith July 26, 2004
The water that splashes on your butt when a poop falls into the toilet.
I don't need a bidet, I just got a poonami.
poonami by heathcat June 22, 2011
Synonym for female ejaculation derrived from the words poon and tsunami.
I saw this girl stick a curling iron in her poon basket and when she orgasmed it was a poonami.
poonami by Col. Pooner T. Corntooth February 21, 2005