look up any word, like the eiffel tower:
1. An epidemic of Epic.

2. The rapid spread of an action, reaction, phrase, or general state of being which is Epic in nature.
John "Nerdfighters are so awesome!"

Hank "Nerdfighting is an epicdemic! HOO HAA! NERDFIGHERS!"
by NerdfighterSquared February 10, 2009
Like a Disease, only, it's EPIC.
Dude, that's so contaigious! It's an Epic-demic!
by JoMaCa January 09, 2011