The Collaborative International Dictionary of English v.0.48:

Shiraz \Shi*raz"\, n.
   A kind of Persian wine; -- so called from the place whence it
   is brought.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Shiraz
    n 1: a city in central southwestern Iran; ruins of ancient
         Persepolis are nearby