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2.
Slang term for protection against blacks.
I just got a alarm on my car and now it is nigger proof.
by Black Fascist Hater November 06, 2012
 
1.
A term used to describe the strongly secure state of a given place or item that even black people would have problems penetrating.
Nobody will be able to break into my new house with this high end security system. My house is nigger proof!
by D101 May 26, 2006