Nyeeah 

Nn-eee-aah - Verbally announcing to the world that yes, infact, your opponent has been beaten, or lost a dispute.
Like saying You Lose! or You're Beat!!
(as defined by Barton County Jail inmates Jeff and Elliot with help from Jailer Shook)

Loser of argument, "Say fool, get off me will ya?"
Winner of argument, "Nyeeah bitch!"

Loser of fight, "OOOWWW fucker, let go my ear!!"
Winner of fight, "NYEEAH!!!"

Nyeeah by Nick Braddy October 10, 2007

nyeah eh 

A word the Toronto mandem use instead of OH REALLY usually used to confront someone or start a argument.

“Sayin He got that new LV belt from his dukes”
“nyeah eh sayin I’m bout to stain the man”

nyeah eh by Doctor OJ Cosby September 14, 2018

nyehah 

affirming a statement, indifference, or just yes.

Bro, were gonna chill majorly at 5.

Nyehah, sounds great.

nyehah by Jun Umegaki February 19, 2008

nyeah! 

A word, popularized by Voldemort, used to express extreme emotion, most often anger or hate.

Harry Potter: "Come on, Tom. Let's finish this the way we started, together." *jumps off cliff*

Voldemort: *as they are falling* "NYEAH!!!!!!!"

nyeah! by Xeno LoveGood June 20, 2011

Nyleah 

The most beautiful girl in the world. No one can match her gorgeousness and she's all for Acxel.

That Nyleah sure is beautiful!

Nyleah by BravoCharlieDelta August 1, 2016

Nyemah 

The smartest girl in the world gorgeous and most likely humorous has a great personality and everyone wants to be around her

Dang you such a Nyemah

Nyemah by nevsdcxswa June 27, 2016

NYEAH!!! 

A noise Lord Voldemort seems to make quite a lot, usually before falling off a cliff or doing something epic.

Example 1 -
Harry: Come on, Tom. Let's finish this the way we started it. Together!
Voldemort: NYEAH!!!

Example 2 -
Voldemort: Only I can live forever. NYEAH!!!

NYEAH!!! by skafruit29 August 31, 2011