Artificial intelligent assistant

triple tree

triple tree Cant. Now Hist. or arch.
  [tree n. 4 b.]
  A gallows (in reference to its three parts).

a 1634 Randolph Hey for Honesty iv. i, This is a Rascal deserves to ride up Holborn, And take a pilgrimage to the triple-tree, To dance in Hemp Derricks Caranto. 1707 J. Stevens tr. Quevedo's Com. Wks. (1709) 181 Being come to the tripple Tree, he..set his Foot on the Ladder. 1862 Sala Ship Chandler i. 5 Busy as was the triple tree.., they could not hang all the rogues they convicted.

Oxford English Dictionary

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