Nah-Nah 

A Girls private area... Vahina... organ area required for sex.

He touched my Nah-Nah area..

Nah-Nah by Lindsay December 12, 2004

Nah Nah 

A Phrase for Disbelief or refusal to accept that something is true or facts

Yoooo mouse got locked up yesterday

Me: Nah Nah

Nah Nah by Queso Frescooo July 10, 2022

nah nah 

Nah Nah is a term used when someone is annoying you by being silly and making stupid, and not sensible comments.

When your boyfriend keeps telling you he loves you after 3 days, and won't stop. They are a Nah Nah

nah nah by Miss Pink November 25, 2005

Nah Nah 

A phrase said to show opposition. Usually said by people who are nicknamed "the gooch."

Does vinny get a lot of girls? NAH NAH

Nah Nah by Miraj June 26, 2008

Nah nah 

Yes

It is to indicate that the user of this phase has agreed to a statement.

Nah nah, kasuma is a loser.

Nah nah by Idekwhattotypeherereally August 7, 2021

Nah nah bitch 

A way to say goodbye

“I’m gonna head home” “ nah nah bitch”

Nah nah bitch by Ooga booga woo gay February 13, 2019

nah nah bitch 

Nah nah bitch: An expression that could mean hello or goodbye. This fraise is a joke between popular YouTubers jennxpenn and ayydubs.

Example
Person one: See ya later
Person two: nah nah bitch

Person one: See ya later
Person two: nah nah bitch

nah nah bitch by KentuckyFriedOreos February 8, 2019