Southern California surfer slang, mean big, huge, heavy.

As a verb, to Herk something means to lift a very heavy object. As an adverb, Herky means heavy, cumbersome.

From Hercules or Herculean.
“Dude, that was a herkin huge wave man. I had to bail.”
“Man, I had to herk that suitcase up those stairs.”
“You, lift that boulder, man. It's too herky for me.”
by Blurry Guy May 27, 2021
Get a Herkin mug for your fish Abdul.
Another term for penis.

Started from "herkin and jerkin" and eventually became "Jerkin his/her/my herkin"
Guy1: What are you doing?
Guy2: Jerkin my herkin.
Guy1: Ah. You are masturbating.
by keretz January 10, 2010
Get a Herkin mug for your buddy Bob.
In a nervous state, one who moves his/her neck about, as if independent from the body, in a circular eratic motion.
Do you see the way he was herkin and jerkin when the boss came in?
by Col. Clark March 07, 2008
Get a herkin and jerkin mug for your buddy Georges.