the addition of a new slang word/phrase within a community's vernacular that results in everybody using it after a short period of time
A: "I started saying 'ya dig' a few weeks ago and now everybody Is saying it!"

B: "it's a herdie now ya dig"
by leonides11 March 26, 2020
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slang word for marijuana and marijuana activities.
Let's get on that herdy.
by killa cam and johncuh December 11, 2009
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Huge and nerdy.
The last job-applicant was pretty herdy - ponytail, dragon tattoo, sweatpants - there's still a dent in the sofa.

You know, that herdy guy who works at the comic shop?
by skip__ March 31, 2011
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To poop on your partners side of the bed.
I pulled back the sheet to go to bed, and saw that my girlfriend laid down a herdy turdy.
by the stubborn swede May 6, 2022
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Herdy Gerdy is another term for the class A drug cocaine.
This phrase is often said in the areas of North West England, especially Widnes.
Bill - "establishment tonight then yeah mate?"
Frank - "Yeah i will, need to get some herdy gerdy though me"
Bill - "ah lad don't start with herdy gerdy i sniffed so much the other night"
Frank - "weak you, its been called in, get your key ready"
by Establfc20 December 11, 2013
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Herdi is an example of a brilliant and successful boy which will succeed with his studies. The lack of a social life though does hinder him a bit on his way to becoming the best. He looks like David Beckham and has the voice of Morgan Freeman, a very handsome looking boy.
"I heard that Mark Aced all the tests this semester!"
Well obviously, he is such a Herdi!

"Suhh dude, that guy is so smart, just like Herdi
by LethalPOOP February 23, 2017
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When youre really hungry, or have a large penis
ayo hannah, im hung like a herdis, i NEED to go home in the weekend
by big daddy hung March 28, 2023
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