assertv. t.[L. assertus, p. p. of asserere to join or fasten to one's self, claim, maintain; ad + serere to join or bind together. See Series.]1. To affirm; to declare with assurance, or plainly and strongly; to state positively; to aver; to asseverate.()Nothing is more shameful . . . than to assert anything to be done without a cause. (Ray.)2. To maintain; to defend.()That . . . I may assert Eternal Providence,
And justify the ways of God to men. (Milton.)I will assert it from the scandal. (Jer. Taylor.)3. To maintain or defend, as a cause or a claim, by words or measures; to vindicate a claim or title to; as, to assert our rights and liberties.()To assert one's self, to claim or vindicate one's rights or position; to demand recognition.()()