nickname for someone named Naiyah who likes
to twerk alot. They also love lil nas x.
person 1: did you see naiyah at the lil nas x concert
person 2: yea, we should call her lil nai nai
person 1: that’s an amazing nickname
by gabrie November 28, 2021
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The coolest, most real, ultimate bruh in the game.
See what he did? He definitely the nay nay nigga of this sport.
by @fadedndayton December 27, 2016
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British form of va-jay-jay meaning vagina.
Treyc: Have you seen my keys anywhere?

Latoya: Did you check your fa-nay-nay?

Treyc: Oh yeah! Found them.
by Marina.Robyn October 15, 2010
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Pe-Nay-Nay

1. Slang for Penis in the same way Va-Jay-Jay is slang for Virgina.

2. Another word for Penis, a way to say Penis without most people knowing what you're talking about.
Girl 1 - Damn! That guy's pants are so tight I can see his huge Pa-Nay-Nay!

Girl 2 - I know! I would love to suck on that Pe-Nay-Nay!
by Len Dog April 11, 2010
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