gacked

a person that has just finished smoking cristal meth

by Anonymous April 3, 2003

gacked

contraction of gobsmacked

I was totally gacked when I saw that pround was a real word.

by Cythere March 3, 2008

gacked

adj. something that has become so corroded or gummed up with a substance that it is both visbible and fairly disgusting.

The inside of that bowl is so gacked you could sell it.

by aksarah August 24, 2003

gack

Methamphetamine (crank, speed). Describes the gag reflex triggered by the extreme burning sensation of the nasal passages when the drug is snorted, and the very bitter taste as it drains down the back of the throat.

The character 'Pooh-Bear' in the movie "The Salton Sea" had to have his nose surgically removed because he snorted too much gack.

by Anonymous July 13, 2003

Gacked

To be under the influnce of crack or cocaine.

Dude me and my friend bumped an 8-ball last night...we got so gacked.

by *k!nG Br@nDoN* March 8, 2005

Gacking

The act of sucking your own dick.

Person: Did you know that Marilyn Manson loves gacking?
Another person: No way!!
Person: Really? Of all the things he's into, THIS, surprises you? Wow. I'm tweeting this convo, ya twat!

by KingFobos July 14, 2016

gack

Any amount of useless or unwanted stuff (usually regarding possesions)

I've got too much damn gack in my attic. Guess I'll throw something on ebay.

by mudpup April 24, 2006