The Collaborative International Dictionary of English v.0.48:

Many-sided \Ma"ny-sid`ed\, a.
   1. Having many sides; -- said of figures. Hence, presenting
      many questions or subjects for consideration; as, a
      many-sided topic.
      [1913 Webster]

   2. Interested in, and having an aptitude for, many unlike
      pursuits or objects of attention; versatile.
      [1913 Webster] -- Ma"ny-sid`ed*ness, n.
      [1913 Webster] manyways