I know the anti-Christians use it, but I thought its origins were as a short form of Christmas, where X represents the Greek "chi", the first letter of "Christos". I may be wrong on that.and FYI "XMAS" is an Athiest response to the word Christmas. KNow your history before to attack other on this day. Before you speak of Pagan and attack others for what you think is Pagan practices, yet you start a thread with an atheist symbol Put Christ back into the Mass.