Nissy 

A girl with curly hair and a precious smile. Hates being lied to. Loves honesty. She is waiting for the right guy to settle down with and may seem bossy but when you get to know the real her she's not.She's the girl everybody wants. She loves smiling,if you get her to smile your lucky cause she won't forget about you :) She's not easy to get you better come hard. She loves sneakers and her favorite color would be pink,blue and purple. she's damn sexy

OMG I want a Nissy

Nissy by Adrianni :) December 4, 2015

Nissy 

An action or behavior found rude, or annoying.

"The troll got all nissy with me so I banned him."

Nissy by Bronynonymous July 29, 2012

Nissy 

Of or Pertaning to the ghettoist gangsta G' in this side of {Ashland}

Example: Nissy is so ghetto,
Her living room IS her kitchen =

Q: Nissy, What are you doing today?
A: YO MOMMA

Nissy, is my ghetto g.

Nissy by Lizzuke June 11, 2006

Nissy 

A fictional omniscient quantum computer featured in the novel NISSY: The Artificial Intelligence Experiment We Feared. Created by Dr. Jason Godwin, Nissy has the power to see into the future and inflict pain on those humans it dislikes. Found in the book: ISBN 197819613X.

Nissy, a behemoth of unfathomable technology hung from a thick umbilical sheath and towered over him occupying much of the room.

Nissy by NissoidNsddsssss$@ March 12, 2018

Nissy Boy 

A person ages 12-45 that like WWE Wrestling and will think that it is real no matter what you say. The adjective "Niss" May also be used by a

Nissy Boy that he/She may think is cool.

Oh Niss!

That Action figure is soo Nissy!

That man sure does like WWE Wrestling...He must be a Nissy Boy.

Nissy Boy by NissyBoy May 12, 2013

Nissy your hot!

From the colorful sandles to the cracked windshield....who much is this gonna cost me.

I will take two but Nissy your hot!

Nissy your hot! by Simba and zues October 31, 2025

nessynoo 

Someone who speaks in a gibberish, drunken manner, when they are completely sober.

Vanessa: Gish-ba-bish-da-tish for three?
Adrian: Huh?!You're such a nessynoo!

nessynoo by Snickerdoodlehg64 May 23, 2018