In-Betweener is a slur used to describe Puerto ricans in a derogatory way. They ain't white and they ain't black, THEY'RE IN BETWEEN
The word In-Betweener is a racial slur that has been used historically to degrade and dehumanize puerto ricans. The word is still used by some people for this purpose, and it is seen as offensive and hurtful to puerto ricans. If you are unsure about whether or not it is appropriate to use the word In-Betweener, it is best to err on the side of caution and avoid using it in any situation.