The Collaborative International Dictionary of English v.0.48:

Haggle \Hag"gle\ (h[a^]g"g'l), v. t. [imp. & p. p. Haggled
   (-g'ld); p. pr. & vb. n. Haggling (-gl[i^]ng).] [Freq. of
   Scot. hag, E. hack. See Hack to cut.]
   To cut roughly or hack; to cut into small pieces; to notch or
   cut in an unskillful manner; to make rough or mangle by
   cutting; as, a boy haggles a stick of wood.
   [1913 Webster]

         Suffolk first died, and York, all haggled o'er,
         Comes to him, where in gore he lay insteeped. --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

haggling
    n 1: an instance of intense argument (as in bargaining) [syn:
         haggle, haggling, wrangle, wrangling]