Artificial intelligent assistant

dog-trick

dog-trick ? Obs.
  A low or ‘scurvy’ trick; a treacherous or spiteful act; an ill turn.

c 1540 tr. Pol. Verg. Eng. Hist. (Camd. No. 36) 284, I will heere, in the way of mirthe, declare a prettie dog tricke or gibe as concerninge this mayden. 1577 Harrison England iii. ix. (1878) ii. 64 Gewgaws for fooles, dogtricks for disards. 1612 T. James Jesuits' Downf. 13 They haue sundrie other dogtricks of cousenage. 1690 Dryden Don Sebast. i. i, Learn better manners, or I shall serve you a dog⁓trick. 1803 Times in Spirit. Pub. Jrnls. (1804) VII. 364 Who scorns to resent that same dog-trick he play'd him.

Oxford English Dictionary

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