Anything or place that has been effected by niggers, such as a house, neighborhood, car etc.
Did you here about the family of coons that moved into the nice lilly white neighborhood? It won't be long before it becomes niggerized, there will garbage over the yard, windows broken out, a 55 gallon drum (grill) in the drive. There goes the neighborhood!
by whitey from cuyahoga hts. November 19, 2010
A person that has been converted to the lifestyle of being a ghetto black person.
John has been niggerized. Look at all the gold chain he's wearing.
by Mike Yohc April 23, 2006
To burn something to the point that it has turned black.
I accidentally left the toaster on high, and I niggerized my bagel.
by Mack-10 November 07, 2011