What is to make a sign upon; to mark with a sign. We receive this child into the congregation of Christ's flock, and do sign him with the sign of the cross. Bk. of Com Prayer called?

sign — To make a sign upon; to mark with a sign. We receive this child into the congregation of Christ's flock, and do sign him with the sign of the cross. Bk. of Com Prayer. (Webster's 1913.)