countersuit

/ˈkaʊntərˌsut/
noun
  1. A lawsuit filed in response to another lawsuit, typically by the defendant against the plaintiff.
    • The company filed a countersuit claiming the competitor stole trade secrets.
    • The countersuit was dismissed by the judge for lack of evidence.
    • Her countersuit argued that the original lawsuit was filed in bad faith.
Synonyms
What does "countersuit" mean? | whatsthatwordmean | whatsthatwordmean