A black plastic bag. You usually get them at the liquor store so you cant see whats inside.
The last tyme i went to the liquor store i had to carry my stuff out cuz they were all outta nigga bags.
by Mizz Holliwood February 3, 2010
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Derived from the song BedRock by Young Money, it is most commonly considered a brown paper bag filled with either KFC or a 40 of Ole English.
Lebron: Yo Kobe whats that in yo hand? We got a game tonight.

Kobe: Chill son, I just went to KFC to get a nigga grocery bag.

Lebron: What about the other hand?

Kobe: Bitch, its mah other nigga grocery bag compliments of the liquor store. Ima smoke yo ass after I down these two nigga grocery bags.
by WhitePeopleDoThis April 9, 2010
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