Definition of counterclaim
(Entry 1 of 2)
: an opposing claim
especially
: a claim brought by a defendant against a plaintiff in a legal action
counterclaim
verb
counterclaimed; counterclaiming; counterclaims
Definition of counterclaim (Entry 2 of 2)
: to enter or plead a counterclaim
: to ask in a counterclaim
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Merriam-Webster unabridged
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Time Traveler for counterclaim
The first known use of counterclaim was in 1784
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