slang for cocaine - from the nauseating effects of doing too much, causing retching after a hefty snort.
by China White April 2, 2003

Past tense of "to gack", meaning to cough up a hair ball. Named for the sound a cat makes while doing so.
by Dave42 October 16, 2005

by Darkos.exe July 12, 2021

by ranboodrowning's biggest fan August 28, 2021

Slang term for the drug Crystal Methanphetamine, also known as: Speed, jab, ice, crank, dope, shard, wigg, sketch rock, tek.
A synthetic drug synthesized in 1887 by a German Chemist (L. Edeleano)
A synthetic drug synthesized in 1887 by a German Chemist (L. Edeleano)
"He smoked so much gak he can't even blink, let alone fall asleep."
"I was so tired earlier this morning, but gak's got my back!"
"I was so tired earlier this morning, but gak's got my back!"
by Jay Skathe October 1, 2005

PADDY: Here pass that joint there
DAVE: its just the gak mate. you still want it?
PADDY: Yeah fuck it.
PADDY: awwwww i hate the fuckin gak!
DAVE: its just the gak mate. you still want it?
PADDY: Yeah fuck it.
PADDY: awwwww i hate the fuckin gak!
by madtie2 September 30, 2009

by Dave Walker June 12, 2005
