tank ass

an ass so large that if you tried to assram it your penis would not penetrate the rectum.

by sonny bono September 6, 2003

tank ass

a person with a large ass.

Watch it tank ass, you'll break the chair.

by mesoglea November 23, 2002

tank ass

the ass of a person who's sole reason for existance is to be a life support systems for said ass.

by Anonymous February 19, 2003

tank ass

a person with a huge ass.

Ms. Werner has a tank ass!

by Barry McCockiner May 13, 2005

tank ass

Taking a shit with such force that your shit gets stuck to the back of the toilet.

Mann, I ate so much beans, I had tank ass all morning. I tanked so hard I almost ruptured a hemorroid!!!

by hemy January 24, 2008

tank ass

A lady's ass that is so flat and wide that it resembles a tank like structure. If she layed down you can use that tank ass for a table.

Slut bend over so i can ram rod your tank ass then eat some butt

by gerbil April 17, 2003

tank ass

Ass with marks left from sitting on the tank (toilet) for too long

John-"Dude, you've got tank ass!"
Bruce-"WHY THE F*CK ARE YOU IN MY BATHROOM?!"

by Empty Health Bar August 6, 2004