Obamageddon 

January 20th, 2009. Obama's inauguration day, also the beginning of the end of the world as we know it.

Person #1 - What are you doing today?

Person #2 - I'm buying guns and ammo by the truck load!

Person #1 - What? Why?

Person #2 - It's Obamageddon, duh!

Person #1 - We're fucked!!!

Obamageddon by dropkickallies January 20, 2009

Obamageddon 

Synonym for Barackalypse.

Prepare for Obamageddon!

Obamageddon by nssone January 20, 2009

Obamageddon 

The coming hyperinflationary period which will also be known as the Great Depression II which actually started in 2008 with the stock market crash and will continue for possibly more than a decade. Symptoms of Obamaggedon include but are not limited to:
hyperinflation
high unemployment
fiat currency failure
soaring gold/silver prices
99.9% of the people out there having no clue whatsoever.

Bob: The economy is recovering nicely, the worst is over now.
Me: No way, Obamageddon has just begun!

Obamageddon by Alonius February 17, 2010

Obamageddon 

Already occuring; Obamageddon is what will happen if he wins the presidential election. The complete and total collaspe of the United States.

Johnson:
I keep worrying about the economy and Planet X coming. Man; I think armageddon is here.

Susie:
It is not armageddon we have to worry about it is Obamageddon. He is out to destroy not just us but the whole world. He is sending troops everywhere.

Johnson:
Relax Susie; let's have an absinthe and enjoy the ride.

Obamageddon by ufopaul June 24, 2012

Obamageddon 

the time when Obama will start WW3, the last of the remaining times before the world collapse from Obamacare and Obama policies, Referring to Obama following in the footsteps of Bush as a war faring President.

When we decide to strike Syria it will be the beginning of Obamageddon, Obamageddon started with the US bombing Syria

Obamageddon by Puparoo August 28, 2013

Osamageddon

The downfall of Osama bin Laden's reign of terror.

Tonight was Osamageddon and the death of Osama bin Laden

Osamageddon by Type2GenomeManiac November 13, 2014

Oldmageddon 

The end of the world as a result of Baby Boomers reaching senior status and destroying society due to a failure to realize their increasing inability to properly function in many ways; like driving a car, for instance.

Oldmageddon surfaces every time an old person gets confused and drives their car into a crowded market or off a cliff.

Oldmageddon by BVick February 4, 2010