a member of the “Congregation of Barefooted Clerks of the Most Holy Cross and Passion of Our Lord Jesus Christ,” founded in 1720 and engaged chiefly in missionary work.
Origin: 1840–50; < It passionista.See passion, -ist
Pas·sion·ist (pāsh'ə-nĭst) n. A member of a Roman Catholic religious order founded in Italy in 1720 by Saint Paul of the Cross (1694-1775) and dedicated to promoting devotion to the Passion of Christ chiefly by missionary work.