Top Definition
A fuel source found on the planet Serra, it looks like yellow lava; the whole reason for Emergence Day.
Cole: "Look at all that Imulsion!"
Dom: "Hey Fenix how much would you say all that Imulsion is worth?"
Fenix: "I don't think I can count that high."
by Seriously.... January 07, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.