Artificial intelligent assistant

aide-de-camp

aide-de-camp Mil.
  (ˌɛddəˈkɑ̃, ˈeɪddəˌkɒŋ)
  Pl. aides-de-camp.
  [Fr., lit. camp-assistant: see aid n. 7.]
  An officer who assists a general in his military duties, conveying his orders, and procuring him intelligence.

1670 Cotton Espernon iii. xi. 578 The Duke..writ to St. Torse Aide de Camp, who commanded them. 1732 T. Lediard Sethos II. ix. 304 He declar'd him, from that instant, his aid-de-camp. 1808 Wellington in Gurwood Desp. IV. 14 That spare room may be kept for my horses and those of my Aides-de-Camp. 1844 Queen's Regul. & Ord. Army 61 A Subaltern Officer is not eligible to hold the appointment of Aide-de-Camp, until he has been present with his Regiment at least two years.

Oxford English Dictionary

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