Holy cross \Ho"ly cross"\ (?; 115). The cross as the symbol of Christ's crucifixion. [1913 Webster] {Congregation of the Holy Cross} (R. C. Ch.), a community of lay brothers and priests, in France and the United States, engaged chiefly in teaching and manual Labor. Originally called {Brethren of St. Joseph}. The Sisters of the Holy Cross engage in similar work. --Addis & Arnold. {Holy-cross day}, the fourteenth of September, observed as a church festival, in memory of the exaltation of our Savior's cross. [1913 Webster]