broacher

from The Collaborative International Dictionary of English v.0.48

Broacher \Broach"er\, n.
   1. A spit; a broach.
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            On five sharp broachers ranked, the roast they
            turned.                               --Dryden.
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   2. One who broaches, opens, or utters; a first publisher or
      promoter.
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            Some such broacher of heresy.         --Atterbury.
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