D defs.my
Entry 2 senses Webster, 1913

Contumacious

/(kŏn`tū̇*mā"shŭs)/ · Con·tu·ma·cious · IPA /ˌkɑːn.tʊˈmeɪ.ʃəs/
01 a. Exhibiting contumacy; contemning authority; obstinate; perverse; stubborn; disobedient.
  1. 1.
    Exhibiting contumacy; contemning authority; obstinate; perverse; stubborn; disobedient.
    “There is another very, efficacious method for subduing the most obstinate, contumacious sinner.” Hammond.
  2. 2.
    Willfully disobedient to the summons or orders of a court.(Law)