(Arthurian legend) An artifact in Arthurian mythology, being the cup used by Christ at the Last Supper and in which some of his blood was caught during the crucifixion.

(figuratively) Anything that is highly sought-after but attained only through difficult endeavor.

The consecrated bread used in the Eucharist.

(Judaism, Christianity, Islam) That part of the Middle East, consisting mostly of Israel and Palestine, in which most Biblical events are set.

A Christian sacrament commemorating the Last Supper of Christ, with the physical forms of bread and usually wine which are believed by certain denominations to become Christ himself or to host his spiritual presence.

The Bible. / The sacred writings of the Christian religion. / The sacred writings of any religion. / Unquestionable truth.

God or God the Father (in various Christian churches) / The title of the Pope of the Catholic Church.

(idiomatic, dated, humorous or euphemistic) An expression of surprise.

An exclamation of surprise or astonishment.

A war that is entirely, primarily, or ostensibly religious in motivation; a war over religion.