Artificial intelligent assistant

jack-light

jack-light, n. U.S.
  [f. Jack n.1 26 + light.]
  A light carried in a jack or cresset for hunting or fishing at night. Also attrib. Hence jack-light v., to hunt or fish with a jack-light.

1883 Chicago Advance 30 Aug., By night, it is called ‘jacklighting’ the deer. Ibid., William sat just behind the jack-light for two long hours. Ibid., Once after that in a jack-light hunt. 1895 Outing (U.S.) XXVI. 63/2 Dark banks so suggestive of jack-lighting experiences.

Oxford English Dictionary

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