Source : Webster's Revised Unabridged Dictionary (1913)

Parley \Par"ley\, v. i. [imp. & p. p. {Parleyed}; p. pr. & vb.
   n. {Parleying}.]
   To speak with another; to confer on some point of mutual
   concern; to discuss orally; hence, specifically, to confer
   orally with an enemy; to treat with him by words, as on an
   exchange of prisoners, an armistice, or terms of peace.

         They are at hand, To parley or to fight; therefore
         prepare.                                 --Shak.