One explanation is that the word kike originates from the word
"keikl", in Yiddish, which means "circle". At Ellis Island, one of
the main immigration checkin points, immigrants were intially
grouped by religion and language in order to make it easier for
them to communicate with each other and also to be identified more
quickly by waiting relatives there to meet them. Christians were
marked off with an 'X' which was likely really supposed to be a
cross; Jews were marked with a circle which was really likely
supposed to be the Star of David. It is easy to see how the staff
could become sloppy at drawing these symbols as 'x' and 'o'. The
word "keikl" was used by the Jews making fun of the poorly drawn
star; they referred to each other as being 'circles'.
Unfortunately, from this innocent usage, the term aquired a
derogatory meaning.
Robert L. Chapman's "Ameri
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Question 19.13: What is the origin of the word "kike"?