'Counterclaim' definitions:

Definition of 'counterclaim'

From: WordNet
noun
A claim filed in opposition to another claim in a legal action
verb
Set up a claim in opposition to a previous claim

Definition of 'Counterclaim'

From: GCIDE
  • Counterclaim \Coun"ter*claim`\ (-kl[=a]m`), n. (Law) A claim made by a person as an offset to a claim made on him. [1913 Webster]

Synonyms of 'counterclaim'

From: Moby Thesaurus