Prosterior 

Word synonymous with butt, behind, ass, tuchus, and yes also the more commonly used: posterior.

Emily was being a real pain in my prosterior.

Prosterior by Bxs January 19, 2019

prosterior 

A prosthetic posterior, aka a fake ass. Many claim there is no such thing, but that has not been proven.

Stop kissing the boss' prosterior!

prosterior by John2019 March 23, 2022

posterior funk 

The malodorous bouquet emanating from the back passage of an unkempt individual. Often noted by novice health professionals.

Novice: When I first examined him I felt oddly unwell. I would never have expected such a well presented gentleman to have posterior funk.
Senior: I think you mean posterior flank!

posterior funk by Posteriorfunk October 5, 2017

posterior

ones ass,or bottom.

that has gotta be the most scrumptious posterior i have ever seen

posterior by just jen August 26, 2003

Posterior pal 

A butt buddy with whom you have had formal affairs with.

I would like to introduce you to my fine colleague and posterior pal Bob.

Posterior pal by СукаБлять June 16, 2018

posterior extraction 

Method used to come up with data, or reasoning to make a descision. Formerly known as pulling it out of your ass.

Little Johnny: "I think President Bush is the most beloved president since Hoover."

Big Johnny: "How did you come up with that idea?"

LJ: "I used the posterior extraction method."

posterior extraction by frnkly April 28, 2008

Posterior Analysis

To look surreptitiously and luridly at the hindquarters of a member of the appropriate sex from a distance, especially as practiced by statisticians, mathematicians, etc.

When they brought those due diligence chicks in for our 1 o'clock feeding, I was caught doing a posterior analysis on the asian one with the houndstooth skirt. Man I was embarassed.

Posterior Analysis by shabbychef September 9, 2009