Source : Webster's Revised Unabridged Dictionary (1913)

Chaffer \Chaff"er\, n.
   One who chaffs.

Chaffer \Chaf"fer\, n. [OE. chaffare, cheapfare; AS. ce['a]p a
   bargain, price + faru a journey; hence, originally, a going
   to barain, to market. See {Cheap}, and {Fare}.]
   Bargaining; merchandise. [Obs.] --Holished.

Chaffer \Chaf"fer\, v. i. [imp. & p. p. {Chaffered}; p. pr. &
   vb. n. {Chaffering}.] [OE. chaffaren, fr. chaffare, chapfare,
   cheapfare, a bargaining. See {Chaffer}, n.]
   1. To treat or dispute about a purchase; to bargain; to
      haggle or higgle; to negotiate.

            To chaffer for preferments with his gold. --Dryden.

   2. To talk much and idly; to chatter. --Trench.

Chaffer \Chaf"fer\, v. t.
   1. To buy or sell; to trade in.

            He chaffered chairs in which churchmen were set.
                                                  --Spenser.

   2. To exchange; to bandy, as words. --Spenser.

Source : WordNet®

chaffer
     v 1: wrangle (over a price, terms of an agreement, etc.); "Let's
          not haggle over a few dollars" [syn: {haggle}, {higgle},
           {huckster}]
     2: talk socially without exchanging too much information; "the
        men were sitting in the cafe and shooting the breeze"
        [syn: {chew the fat}, {shoot the breeze}, {chat}, {confabulate},
         {confab}, {chitchat}, {chatter}, {natter}, {gossip}, {jaw},
         {claver}, {visit}]