newcastle burr

1 definition found

newcastle burr - Collaborative International Dictionary of English v.0.48 :

  Burr \Burr\ (b[^u]r), n. [See Bur.] (Bot.)
     1. A prickly seed vessel. See Bur, 1.
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     2. The thin edge or ridge left by a tool in cutting or
        shaping metal, as in turning, engraving, pressing, etc.;
        also, the rough neck left on a bullet in casting.
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              The graver, in plowing furrows in the surface of the
              copper, raises corresponding ridges or burrs.
                                                    --Tomlinson.
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     3. A thin flat piece of metal, formed from a sheet by
        punching; a small washer put on the end of a rivet before
        it is swaged down.
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     4. A broad iron ring on a tilting lance just below the gripe,
        to prevent the hand from slipping.
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     5. The lobe or lap of the ear.
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     6. [Probably of imitative origin.] A guttural pronounciation
        of the letter r, produced by trilling the extremity of the
        soft palate against the back part of the tongue; rotacism;
        -- often called the Newcastle burr, Northumberland  burr
        , or Tweedside burr.
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     7. The knot at the bottom of an antler. See Bur, n., 8.
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