disapproval If one person refers to another as an infidel, the first person is hostile towards the second person because that person has a different religion or has no religion. a holy war, to drive the infidels and the non-believers out of this holy land. Infidel is also an adjective. He promised to continue the fight against infidel forces. an offensive word for someone who has a different religion from you (infidèle, from , from fidelis )
Someone who does not believe in the speaker's religion Christians described Muslims as infidels during the crusades, and Islamic fundamentalists use the term to denounce members of other faiths Osama bin Laden has referred to Americans as infidels
"In New York, one who does not believe in the Christian religion; in Constantinople, one who does A kind of scoundrel imperfectly reverent of, and penurious contributory to, divines, ecclesiastics, popes, parsons, canons, monks, presbyters, hierophants, prelates, abbes, nuns, missionaries, exhorters, deacons, friars, hadjis, high-priests, muezzins, brahmins, medicine-men, confessors, eminences, elders, primates, pilgrims, prophets, imams, archbishops, bishops, abbots, priors, preachers, padres, abbotesses, curates, patriarchs, diocesans, deans, archdeacons, hierarchs, postulants, scribes, sextons, reverences, revivalists, chaplains, novices, vicars, pastors, rabbis, lamas, cardinals, prioresses, suffragans, acolytes and rectors " [DD]
One who does not believe in the prevailing religious faith; especially, one who does not believe in the divine origin and authority of Christianity; a Mohammedan; a heathen; a freethinker