In New York, one who does not believe in the Christian religion; in Constantinople, one who does. (See
Not holding the faith; -- applied by Christians to one who does not believe in the inspiration of the Scriptures, and the supernatural origin of Christianity; used by Mohammedans to refer to those who do not believe in Islam.
One who does not believe in the prevailing religious faith; a heathen; a freethinker; -- used especially by Christians and Mohammedans.
Any one having a strong adversity to Christianity. (MEDIEV-L. Medieval Terms)