challenge (subs.) Copy link Outline I. A summons to fightII. (legal t. t.) a formal objection to a juror1. rejectĭo2. rĕcūsātĭo • challenge (subs.) I. A summons to fight: prōvŏcātĭo: Vell.: Plin. II. (legal t. t.) a formal objection to a juror: 1. rejectĭo: the c. of jury-men, judicum r., Cic. 2. rĕcūsātĭo: Cod. 3, 1, 16.