naggasaurus 

Someone who constantly nags about everything; usually wives, girlfriends, or significant others. Co-workers could also fall into this category.

" Sally has become a total naggasaurus about picking up around the house."

naggasaurus by Genxer73 March 4, 2014

negasaurus 

When someone is a negative Nancy and needs a special name for the amount of negativity.

Natasha is a negasaurus!

negasaurus by jwalkaded April 3, 2017

niggasaurus 

An old person, particularly of the African American sort

Joe to his grandpa: yo niggasaurus hurry up I gotta go to school!
Grandpa: what sonny?

niggasaurus by GetGrooseWitIt2.0 December 7, 2010

Niggasaurusrex 

A very tall black man who is able to dunk a basket ball at only 12 years old

Homeboy1: yoooo you saw my niggasaurusrex Jamie out there!?
Homeboy2: awwwwwww yeahhhh son

Niggasaurusrex by Tamer "LiL dEaFy" Attalla December 23, 2006

Niggasauras 

A gigantic African American with a severely disfigured penis. Used only for clubbing baby seals.

Man that Niggasauras really went to town on that seal!

Niggasauras by Blowginaaaaa December 3, 2011

niggasaurus rex

someone who is deeply immersed in nig culture. this involves eating and drinking koolaid, watermelon and fried chicken everyday all the time and wearing clothes that are a minimun 4 sizes too big.

Panos: " Why is your shirt so big?"
Sandro:" Cause im a niggasaurus rex!"

niggasaurus rex by Tron Carter Westen March 25, 2009

Niggasaurus 

a large, muscular black man
a gangster/gangsta

Slang: a black man, nigger/nigga

That's one big Niggasaurus
Yo, hes a Niggasaurus Rex
He's a straight up Niggasaurus

Niggasaurus by Steve!! February 28, 2006