What is a willful contempt of, and disobedience to, any lawful summons, or to the rules and orders of court, as a refusal to appear in court when legally summoned called?

contumacy — (Law) A willful contempt of, and disobedience to, any lawful summons, or to the rules and orders of court, as a refusal to appear in court when legally summoned. (Webster's 1913.)

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