look up any word, like spook:
 
2.
A cute way to say genitals, als a secretive way. :)
Dude, Austin got his NeeNoo swirled by this really hot girl named Nella.
by austinolive546 December 13, 2010
 
1.
A very small, hard knot of hair, twisted up betwixt the thumb and index finger, then mashed together.
Look, he has been neenooing, his hair is all twisted up. Boy that's a fine looking neenoo you have there son...
by Bacon123456789 August 11, 2008
 
3.
the word used by silly people in new jersey. it means yes, or i love you.
DOnt tell me all this air humping is leading to knowhere. NeeNoo
by bob jones October 20, 2004