The Collaborative International Dictionary of English v.0.48:

Bevel \Bev"el\, a.
   1. Having the slant of a bevel; slanting.
      [1913 Webster]

   2. Hence: Morally distorted; not upright. [Poetic]
      [1913 Webster]

            I may be straight, though they themselves be bevel.
                                                  --Shak.
      [1913 Webster]

   A bevel angle, any angle other than one of 90[deg].

   Bevel wheel, a cogwheel whose working face is oblique to
      the axis. --Knight.
      [1913 Webster]