The Collaborative International Dictionary of English v.0.48:

Brabble \Brab"ble\, v. i. [D. brabbelen to talk confusedly.
   [root]95. Cf. Blab, Babble.]
   To clamor; to contest noisily. [R.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Brabble \Brab"ble\, n.
   A broil; a noisy contest; a wrangle.
   [1913 Webster]

         This petty brabble will undo us all.     --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

brabble
    v 1: argue over petty things; "Let's not quibble over pennies"
         [syn: quibble, niggle, pettifog, bicker,
         squabble, brabble]