by Titty Bob and Bart Le Froof October 30, 2004

by CK Washington April 25, 2005

Dude 1: Yo, did you fuck Stephanie?
Dude 2: Totally, but that chick had some horrible Tsunami Ass!
Dude 1: Gross!
Dude 2: Totally, but that chick had some horrible Tsunami Ass!
Dude 1: Gross!
by SethAlpha August 6, 2009

When a guys sex game is so strong he's causes a bitch to gush on an almost biblical stud-like scale. If your lucky enough, you'll be renowned for giving women that sweet sweet Poonani Tsunami.
Damn man I was going down on a chick last night and all of a sudden she just hit me with the poonani tsunami - thought I was going to drown right there in her bed. She wants the same again tonight though ;)
by its_memo_creations May 2, 2016

Person1: hey! what are you doing?
Person2: Nothing, just watching tommy tsunami play with milo while milo rejects tommy tsunami
Person2: Nothing, just watching tommy tsunami play with milo while milo rejects tommy tsunami
by GracieZimmer September 6, 2021

by Drakonra June 14, 2017

An uncontrollable single wave of diarrhea exiting out of the sufferer's rectum with intense and potentially destructive force.
"Is she okay? I heard a disturbing noise coming from the bathroom. I think the grande burrito she ate may have triggered a rectal tsunami. I hope the toilet is okay."
by SmashieSnout May 31, 2012
