Top Definition
What's wrote on the gun powder package in the Mythbusters episode "Trail Blazers".
Adam : "In fact you'll see the rating for this is FFFFg!!!11!"
by MythBustersFan April 28, 2009
5 Words related to FFFFg

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.