Island Nigger is a slur used to describe Polynesians in a derogatory way. Polynesians live in islands and some have hair similar to that of Black people.
The word Island Nigger is a racial slur that has been used historically to degrade and dehumanize polynesians. The word is still used by some people for this purpose, and it is seen as offensive and hurtful to polynesians. If you are unsure about whether or not it is appropriate to use the word Island Nigger, it is best to err on the side of caution and avoid using it in any situation.