ADJECTIVE (2)

1. of or relating to the body of Protestant Christianity arising during the Reformation; used of some Protestant churches especially Calvinist as distinct from Lutheran;
- Example: "Dutch Reformed theology"

2. caused to abandon an evil manner of living and follow a good one;
- Example: "a reformed drunkard"

The Collaborative International Dictionary of English v.0.48:

Re-form \Re-form"\ (r?*f?rm"), v. t. & i. [imp. & p. p.
   Re-formed (-f?rmd"); p. pr. & vb. n. Re-forming.]
   To give a new form to; to form anew; to take form again, or
   to take a new form; as, to re-form the line after a charge.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Reformed \Re*formed"\ (r?*f?rmd"), a.
   1. Corrected; amended; restored to purity or excellence;
      said, specifically, of the whole body of Protestant
      churches originating in the Reformation. Also, in a more
      restricted sense, of those who separated from Luther on
      the doctrine of consubstantiation, etc., and carried the
      Reformation, as they claimed, to a higher point. The
      Protestant churches founded by them in Switzerland,
      France, Holland, and part of Germany, were called the
      Reformed churches.
      [1913 Webster]

            The town was one of the strongholds of the Reformed
            faith.                                --Macaulay.
      [1913 Webster]

   2. Amended in character and life; as, a reformed gambler or
      drunkard.
      [1913 Webster]

   3. (Mil.) Retained in service on half or full pay after the
      disbandment of the company or troop; -- said of an
      officer. [Eng.]
      [1913 Webster]

WordNet (r) 3.0 (2006):

Reformed
    adj 1: of or relating to the body of Protestant Christianity
           arising during the Reformation; used of some Protestant
           churches especially Calvinist as distinct from Lutheran;
           "Dutch Reformed theology"
    2: caused to abandon an evil manner of living and follow a good
       one; "a reformed drunkard"