The Collaborative International Dictionary of English v.0.48:

Sodomite \Sod"om*ite\, n.
   1. An inhabitant of Sodom.
      [1913 Webster]

   2. One guilty of sodomy.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sodomite
    n 1: someone who engages in anal copulation (especially a male
         who engages in anal copulation with another male) [syn:
         sodomite, sodomist, sod, bugger]

Bouvier's Law Dictionary, Revised 6th Ed (1856):

SODOMITE. One who his been guilty of sodomy. Formerly such offender was
punished with great severity, and was deprived of the power of making a
will.