Artificial intelligent assistant

kelch

kelch slang.
  (kɛltʃ)
  Also kelt, -tch, keltz.
  [Etym. unknown.]
  A white person: only in depreciatory use.

1912 F. M. Hueffer Panel i. i. 14 ‘Do you mean to say that you haven't got a single book of James'?’ ‘Never heard the name,’ the bookstall boy said. ‘But there's plenty by Mrs. Kerr Howe.’ ‘That kelch!’ Major Foster exclaimed. 1938 C. Himes Black on Black (1973) 173 Then he met a high-yellah gal, a three-quarter keltz, from down Harlem way. 1970 C. Major Dict. Afro-Amer. Slang 73 Kelt, keltch, white person; Negro passing for white.

Oxford English Dictionary

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