Niash 

Girl with a booty, makes white girls with no ass jealous.

Dude look at tha niash, she smokin'

Niash by mmyea April 12, 2009

Nyash/Niash 

Nyash, a british slang term also used to describe what in american slang, ‘a fat ass.’ nyash/niash relates to bundah/back.

I WOULD DIE FOR SOME BIG JUICY FAT NYASHH
I am a nyash warrior
oy that leng gyal got mad nyash
that nyash is massive
i would love to eat that nyash
I love nyash/niash

Nyash/Niash by Nyash Warrior July 6, 2022

Big niash

It means a girl with a huge back styll

Join Big Niash clan clash of clans

Wait are you not in Big Niash clan, haha what a nerd!

Big niash by Alphaq September 13, 2020

Nasheous 

The biggest, fattest and smelliest of all poosa's.

Omg, that's one hell of a Nasheous

Nasheous by Gs3 January 8, 2020

Nash Central 

Shithole school in Rocky Mount, NC. Kids from the Southside of the city come to this school. To sum it up, it just a place full of fights, gang bangers, ratchet hoes, and weedheads that bullshit around until 2:30.

Friend #1: I'm about to see whats on Worldstar for today!

Friend #2: Lets just go to Nash Central instead!

Nash Central by trueshitdawg May 15, 2013

All up in that Nash 

Verb. The act of delving fully into an experience or setting, in a deep or otherwise radical fashion.

Noun. The utmost level of commitment to an activity.

"I'm about to get all up in that nash!" Ryan loudly announced as he stepped underneath a 30 foot waterfall.

All up in that Nash by MustachedMarvel April 20, 2017

Kate Nash 

Popular music rhyming slang for 'gash'

"hey dave, did you see that programme last night, it was so kate nash"
"yeh matt you're not wrong, i feel like a james blunt for watching it"

Kate Nash by Jimmy Dukebox August 30, 2007