Artificial intelligent assistant

prickle-back

ˈprickle-back
  Also 8 -bag.
  [f. prickle n.1 + back n.1]
  Name of the three-spined stickleback.

1746 Arderon in Phil. Trans. XLIV. 424 Observations made on the Bansticle, or Pricklebag, alias Prickle-back. 1787 Best Angling (ed. 2) 4 The Common Prickle Back, Sharpling, or Banstickle. 1843 James Forest Days i, A little rivulet, full of pricklebacks.

Oxford English Dictionary

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