Kike k is a derogatory slur used to refer to Jews. ==Etymology== The source of the term is uncertain, but the Encyclopedia of Swearing stated the most reasonable and most likely origin of the term is the one proposed by Leo Rosten, according to whom: According to Rosten, Jewish U.S. merchants continued to sign with an `O` in place of an `X` fo... Found on http://en.wikipedia.org/wiki/Kike