Definitions by goo goo the magical elf

twinfirev8

the ultimate engine, in which each bank fires simultaneously. it creates the most power when using gack as a fuel

wow my truck has a twinfirev8

twinfirev8 by goo goo the magical elf November 29, 2010

Gack 

Uranium by product and gouda cheese mixed together to create the one and only gack. Gack has the ability to be a tasty afternoon snack or can also perform shit rockets. shit rockets will expel chunky poo from your bum at speeds exceeding 200 mph, it will, rip your rectum in half.

WOW! I ate gack last night! and it blew my ass in half!

Gack by goo goo the magical elf November 12, 2010