Gone Away Knocked. The point you reach when you are so drunk yuu are no longer sociable or aware of whats going on. Super smashed on drugs or alcohol, and you probally wont remember the nights events the next morning. You are Gak'd.
Yu drink way to much, and do some drugs, crossfadded to the max you are Gak. You are gone away knocked past the point of no return.!
by LazieKay February 17, 2012
A popular Nickolodeon slime, available in many variations such as glow in the dark, speckled, cocoanut smelling, etc. Useful for making fart noises, grossing out friends or as sexual lubricant.
Sweetie, we ran out of KY gelly, go get some of your step daughter's Gak.
by Dameon Jackson January 17, 2005