Pwnfest 

describing an event in which multiple people are annihilated at once by a more dominant force or entity

(Halo 3 Context)

"We beat their 'em 50-17??"
-"I know man, what a pwnfest!!"

Pwnfest by KingoSwingo August 18, 2008

PenFest 

1)A classroom riot, whereby pens are feverently thrown about the room, often at somebody.

2)As 1, but involving a fat semi-naked maths teacher grabbing fistfuls of pens and rubbing them on himself, often with loud, cheesy disco music and/or a mirrorball.

3)Any celebration of this sort

When I shouted PenFest, I had no idea that Mr Munro would burst in and rip his shirt off!!!

PenFest by Toryboy July 27, 2008

Panfestation 

noun
a widespread occurrence of a parasitic or pest-species infestation over a whole country or the world at a particular time.

I can't believe I had to think of a new word to put in my report of the possible emerging helmenthic panfestation happening in Dallas.

Panfestation by vonMotbon January 25, 2025