Artificial intelligent assistant

quoiner

ˈquoiner Obs. rare.
  In 7 quoyn-.
  [f. quoin v. + -er.]
  A wedge used to secure a gun.

1669 Sturmy Mariner's Mag. v. 64 In Ships..if the Ropes be suspected not to be good, they nail down Quoyners to the Fore-Trucks of heavy Guns, that he may not have any play; and if Britchings, and Tackles, and Quoyners should give way in foul weather, presently dismount her.

Oxford English Dictionary

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