Definition of redargue:
(v) :
(transitive) To disprove or refute (someone) in an argument.
(v) :
(transitive) To rebut or refute (an argument, a proposition, etc.).
(v) :
(transitive) (obsolete) Often followed by for or of: to censure, to rebuke, to reprove (someone or something).
(v) :
(transitive) (obsolete) (rare) To argue (a case, proposition, etc.) against someone.
(v) :
(intransitive, obsolete) To present a disproof or refutation of an argument, a person, etc.
(v) :
(transitive) (obsolete except in Scots law)