Goy/Goyim is a slur used to describe Whites in a derogatory way. Used by Jews to describe White gentiles or non-Jews in general. Hebrew derivation from the word for nation (goy singular; goyim plural). May or may not be derogatory, depending on your point of view.
The word Goy/Goyim is a racial slur that has been used historically to degrade and dehumanize whites. The word is still used by some people for this purpose, and it is seen as offensive and hurtful to whites. If you are unsure about whether or not it is appropriate to use the word Goy/Goyim, it is best to err on the side of caution and avoid using it in any situation.