Because it's not used as a term of endearment amongst Jews. Whereas black people use nikka, Polish people use pollack, even gay people use faq.
I've never really seen Italians call each other wops either.
this.
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i used to hang with a lot of white folks and they used to call each other pollack a lot. playfully. about 3 years later after i stopped hanging with them i met this one polish chick and referred to her as a pollack in front of many white folks... the room went...
it didn't even hit me what i said
cause the way my old buds used it they used it playfully and i was just being playful with this chick... so i just kept talking. until someone pulled me to the side and explained that shyt to me. she didn't seem offended but was a little bit surprised i said it. this just happened a year ago.
so it now makes me understand that SOME white boys listen to hiphop use nikka as a form of brotherhood too.
but now i don't keep up with the hiphop culture anymore and when white or black ppl come with that nikka shyt i give them the
.
i don't even like being referred to as bro.
of course online i use the word because my posts are borderline trollesque.