The Collaborative International Dictionary of English v.0.48:

Matchless \Match"less\, a. [Cf. Mateless.]
   [1913 Webster]
   1. Having no equal; unequaled. "A matchless queen." --Waller.
      [1913 Webster]

   2. Unlike each other; unequal; unsuited. [Obs.] "Matchless
      ears." --Spenser.
      [1913 Webster] -- Match"less*ly, adv. --
      Match"less*ness, n.
      [1913 Webster]