Fat Albert is a slur used to describe Blacks in a derogatory way. Used against overweight African American males in reference to a popular 1980's cartoon created by Bill Cosby (for example, saying "hey hey hey" around a fat black man could be considered offensive by some)
The word Fat Albert is a racial slur that has been used historically to degrade and dehumanize blacks. The word is still used by some people for this purpose, and it is seen as offensive and hurtful to blacks. If you are unsure about whether or not it is appropriate to use the word Fat Albert, it is best to err on the side of caution and avoid using it in any situation.