The Collaborative International Dictionary of English v.0.48:

Shave \Shave\, n. [AS. scafa, sceafa, a sort of knife. See
   Shave, v. t.]
   1. A thin slice; a shaving. --Wright.
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   2. A cutting of the beard; the operation of shaving.
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   3.
      (a) An exorbitant discount on a note. [Cant, U.S.]
      (b) A premium paid for an extension of the time of
          delivery or payment, or for the right to vary a stock
          contract in any particular. [Cant, U.S.] --N. Biddle.
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   4. A hand tool consisting of a sharp blade with a handle at
      each end; a drawing knife; a spokeshave.
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   5. The act of passing very near to, so as almost to graze;
      as, the bullet missed by a close shave. [Colloq.]
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   Shave grass (Bot.), the scouring rush. See the Note under
      Equisetum.

   Shave hook, a tool for scraping metals, consisting of a
      sharp-edged triangular steel plate attached to a shank and
      handle.
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