oilgasm 

When a deep-water oil platform blows up (cough BP cough) and oil spills all over the place.

In more recent news, the oilgasm occuring in the Gulf of Mexico continues to oiljaculate

oilgasm by no1wesley June 10, 2010

Olgasm 

An incredible orgasm during sex with a girl named Olga.

"Dude, last night I had an Olgasm."

Olgasm by pizzaa19 February 3, 2010

Olgasm 

a random outburst of emotion without any warning or obvious relation to the current subject being discussed.

x: so, i heard about your dad having cancer..
y: yea, it really sucks.
z: OMG you guys I am SOO Excited about THIS WEEKEND!
x: what?!?
y: i think she just had an olgasm.

Olgasm by olgasm22 February 3, 2010

Oligasm 

When one has an orgasm, thinking of Oli Sykes.

ZOMG, I was just thinking about BMTH, and I had an Oligasm! LOLOL!

Oligasm by ~hai May 30, 2008