gesserant 

An uncommon Scottish word, meaning something similar to "brilliant".

That meat wis gey gesserant.

gesserant by Falsecereal July 18, 2011

bene gesserit 

A badass woman that can beat your wimpy ass or give you ultimate pleasure!

Damn I wish I could pork a Bene Gesserit..

bene gesserit by Blah August 9, 2003

bene gesserit witch 

A female that appears to be beating or pwning a male at his own game with no effort and much ease.

That bene gesserit witch must be using a wall hack because no girl is that good.

bene gesserit witch by mieshka September 24, 2005

Gessepany 

The feeling you get when you lose the battle and lose the war. It doesn't have to be a literal battle (it can), but it could also be used to describe if something terrible happens to you, and when you think it can't get any worse, it does.

John: "My girlfriend just broke up with me!"
Henry: "Well, sorry to make you feel gessepany, but your dog also died."

Gessepany by Krafter456 February 12, 2017