The Collaborative International Dictionary of English v.0.48:

Marked \Marked\ (m[aum]rkt), a.
   Designated or distinguished by, or as by, a mark; hence;
   noticeable; conspicuous; as, a marked card; a marked coin; a
   marked instance. -- Mark"ed*ly, adv. --J. S. Mill.
   [1913 Webster]

   A marked man, a man who is noted by a community, or by a
      part of it, as, for excellence or depravity; -- usually
      with an unfavorable suggestion.
      [1913 Webster]