By Urban dictionary: Entropia- A) Noun: MMORPG of mammoth proportions, Project Entropia sends characters to another planet where they can make actual money by converting real life money into game currency and back again. Still in the, "project" phase, when it hits the mainstream it will be in violation of countless money laundering laws. B) Verb: Castration with a computer mouse. Other forms: A) Project Entropia, Cash Vaccume, Hackers Bullseye, Homeless Maker Machine. B) Entrope, Entropize a)Dude, I converted all my money into EntropiaDollars, then they shut the servers down and now I'm broke. b) Noo! Don't entrope me!! I found that funny... :)