Artificial intelligent assistant

clencher

clencher
  (ˈklɛnʃə(r))
  [f. clench v.1 + -er1.]
  He who or that which clenches; a statement, argument, etc., which clenches or settles the point (more commonly clincher); formerly also = clincher 1. clencher-built: see clinker n.3 6.

1559 Bk. for Just. Peace 18 The wages of a maister shyp-wrighte..an able clencher by the daie..iiijd. ob. c 1850 Rudim. Navig. (Weale) 98 They..are clencher-built. Ibid. 107 Clencher-built..when the fastenings go through and clench or turn upon the timbers. 1878 Morley Diderot I. 41 Dashing his nightcap passionately against the wall, by way of clencher to the argument.

Oxford English Dictionary

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