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1.
When one slobbers all over a pipe, bong, joint, or any smoking device being shared by others.
Ah shit Cody, you just totally nigger lipped that bong.
by Thycid September 23, 2004
 
2.
To put a ciggarette butt so far past your lips, you slobber on the butt.
Damn stop Nigger Lipping that cigg!
by ArykaLinn May 02, 2005
 
3.
The act of holding a cigarette in your lips enough to moisten the paper.
Hey man, quit nigger-lipping that cigarette. I want a drag.
by Bumkicker Slade May 07, 2005
 
4.
Highly prejudiced description of placing ones' lips entirely around the open mouth of a bottle or canteen, thus opening the possibility of backwash.

Comes from an old stereotype that black people have lips that form a perfect circle and are thusly perfectly adapted.
Dude, quit nigger-lipping the pepsi!
by ke6isf October 15, 2004
 
5.
The act of unwittingly slobbering on the filter of a cigarette while smoking, causing it to become moist and unsmokable
Ah shit Cody, quit niggerlipping that joint.
by ocsibrm July 22, 2009
 
6.
–verb
1. to ruin a joint with spit.
2. party-fouling by using ones mouth sloppily.
Party Guy: WTF Why you nigger-Lipping that joint!?
Offendor: Huh?

Party Guy: Awww, now its all wet!
Offendor: Oh sorry...

Party Guy: THAT'S DISGUSTING!!!
by JerK27 May 23, 2011
 
7.
a common mistake of people who are horribly inexperienced with smoking.
wow, tasha jayni's weed was brick shit. she was niggerlipping like mad too.
by yotashayousuck. May 15, 2011