Someone that exclusively or almost exclusively dates Asians, and more specifically Chinese, Taiwanese, and Hong kongers.
Or an Asian, specifically Chinese, Taiwanese, or Hong kongers, that is awesome and or very skilled or talented and one or more things
when your walking down the street, minding your own business, and some white people drive by pretending to be gangsters yelling gang terms at you, you yell back and call them "WANG-BANGERS!!!"