Etymology

Noun

1. A non-Muslim, especially a Christian; an infidel.
   • 1963, Thomas Pynchon, V.:

     We men are not a race of freebooters or giaours; not when our argosies are prey and food to the evil fish-of-metal whose lair is a German U-boat.

   • 2001, Orhan Pamuk, My Name Is Red, tr. Erdağ M Göknar:

     I shudder in delight when I think of two-hundred-year-old books, dating back to the time of Tamerlane, volumes for which acquisitive giaours gleefully relinquish gold pieces and which they carry all the way back to their own countries [...].