The Collaborative International Dictionary of English v.0.48:

Sherry \Sher"ry\, n. [So called from Xeres, a Spanish town near
   Cadiz, x in Spanish having been formerly pronounced like sh
   in English.]
   A Spanish light-colored dry wine, made in Andalusia. As
   prepared for commerce it is colored a straw color or a deep
   amber by mixing with it cheap wine boiled down.
   [1913 Webster]

   Sherry cobbler, a beverage prepared with sherry wine,
      water, lemon or orange, sugar, ice, etc., and usually
      imbided through a straw or a glass tube.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sherry
    n 1: dry to sweet amber wine from the Jerez region of southern
         Spain or similar wines produced elsewhere; usually drunk as
         an aperitif