Definition of giaour in US English:

giaour

noun

archaic, derogatory
  • A non-Muslim, especially a Christian.

    • ‘Most measures were considered justified against the giaours (infidels).’
    • ‘The Christian giaours had to pay a ‘head tax’ (signifying what they would lose if they did not remunerate their Ottoman overlords), and a Jannisary tax, having their firstborn males wrested away from their families to be converted to Islam, brainwashed and trained as soldiers used to kill, for the most part, other Christians.’
    • ‘The first time I saw them coming into the mosque in their shoes, I thought they were giaours, but they turned out to be Turks.’’

Origin

From Turkish gâvur, from Persian gaur, probably from Arabic kāfir (see Kaffir).

Pronunciation

giaour

/ˈdʒaʊ(ə)r//ˈjou(ə)r/