deus ex 

Derived from the phrase 'deus ex machina' which literally means 'God from the machine'. Which oringinated in classical theatre when they couldent think of an ending, so 'god' came down on a winch (machine) and solved everything.

The slang term 'dues ex' means to steal without being noticed.
Often this is done in refernce to beer stealing at a pub.

"I deus ex'd five beers last night"

"Ill go there and distract that guy, while you deus ex his pint"

deus ex by Multipass June 17, 2006

Donkey Ex Girlfriend

Also known as Jimmy's favorite word, a donkey ex girlfriend is a reference to someones ex girlfriend that is a total bitch. When you are fighting with them, have one of your friends say, "Tell her shes a donkey ex girlfriend". Additionally, it is Jerry's surname and a fun way to make people angry by use of repetition.

Steven: Becca, tell her she's a donkey ex girlfriend!

Becca: Okay. "YOU'RE SUCH A DONKEY EX GIRLFRIEND"

Jimmy: Stop saying that!

Jerry: I am pink.

Donkey Ex Girlfriend by Aardvark Ex Boyfriend February 1, 2009

Future ex girlfriend 

Pronounced FEG: f-eh-g
One whom you are dating, but know the relationship will come to an end for any number of reasons; religious differences, geographical challenges, or the other person in relationship is a total douche bag.

Mark: Yeah, so I am moving to Japan in like 5 months
Jessica: Well that sucks
Mark: what do you want to do about us?
Jessica: I guess we are going to have to break up
Mark: pssshhh. In the future!

A few days later . . .

Brain: So what’s up with you and Jessica
Mark: she's just my FEG (future ex girlfriend).

Future ex girlfriend by Bessie Lou November 5, 2009

flexin on my ex 

having sex with your ex lover.

Flexin on my ex, if you know what i mean.

flex time to hav sex

flexin on my ex by Diazbabey November 10, 2010

National ex day 

Gurl he no good for you

man she was not a good match for you National ex day

National ex day by Anonman1 May 31, 2019

Deus ex machina 

LatinNoun.
meaning God from the machine.
It refers to greek tragedy plays where a "god" would be lowered from rope (hence "machines") to solve all the charicters delimas.

Also, my Handlealias.

"the deus ex machina has come to save us!"

Deus ex machina by Zac Beaumont April 14, 2004

super calli fredgulistic ex pe alli doschus

i think it means something is really great.

Actually, PNEUMONOULTRAMICROSCOPICSILICOVOLCANOCONIOSIS (45 letters; a lung disease caused by breathing in certain particles) is the longest word in any English-language dictionary.

super calli fredgulistic ex pe alli doschus by Not your mom July 13, 2004