NOUN (2)

1. an outline of a solid object (as cast by its shadow);

2. a drawing of the outline of an object; filled in with some uniform color;


VERB (2)

1. project on a background, such as a screen, like a silhouette;

2. represent by a silhouette;

The Collaborative International Dictionary of English v.0.48:

Silhouette \Sil`hou*ette"\, n. [F.; -- so called from Etienne de
   Silhoutte, a French minister of finance in 1759, whise
   diversion it was to make such portraits on the walls of his
   apartments.]
   A representation of the outlines of an object filled in with
   a black color; a profile portrait in black, such as a shadow
   appears to be.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Silhouette \Sil`hou*ette"\, v. t.
   To represent by a silhouette; to project upon a background,
   so as to be like a silhouette. [Recent]
   [1913 Webster]

         A flock of roasting vultures silhouetted on the sky.
                                                  --The Century.
   [1913 Webster]

WordNet (r) 3.0 (2006):

silhouette
    n 1: an outline of a solid object (as cast by its shadow)
    2: a drawing of the outline of an object; filled in with some
       uniform color
    v 1: project on a background, such as a screen, like a
         silhouette
    2: represent by a silhouette