rebutter

from WordNet (r) 3.0 (2006)

rebutter
    n 1: a debater who refutes or disproves by offering contrary
         evidence or argument [syn: {rebutter}, {disprover},
         {refuter}, {confuter}]
    2: (law) a pleading by the defendant in reply to a plaintiff's
       surrejoinder [syn: {rebutter}, {rebuttal}]

from The Collaborative International Dictionary of English v.0.48

Rebutter \Re*but"ter\ (r[-e]*b[u^]t"t[~e]r), n. (Law)
   The answer of a defendant in matter of fact to a plaintiff's
   surrejoinder.
   [1913 Webster]

from Bouvier's Law Dictionary, Revised 6th Ed (1856)

REBUTTER, pleadings. The name of the defendant's answer to the plaintiff's 
surrejoinder. It is governed by the same rules as the rejoinder. (q.v.) 6 
Com. Dig. 185.

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