Stable Boy is a slur used to describe Croats in a derogatory way. Their most common occupation in Austrian Empire. Betch-key ko-new-sharey, Serbian pronounciation.
The word Stable Boy is a racial slur that has been used historically to degrade and dehumanize croats. The word is still used by some people for this purpose, and it is seen as offensive and hurtful to croats. If you are unsure about whether or not it is appropriate to use the word Stable Boy, it is best to err on the side of caution and avoid using it in any situation.