This term was invented by Snoop Dogg on a Reddit AMA.

It basically means that a (probably white) person is trying to justify a racist remark by saying they used the word "Niggaz" instead of "Niggers".
Snoop Dogg: "paula deen. she should have used The AZ Defense"
by jakk765 October 3, 2014
Get the The AZ Defense mug.