corkage

from WordNet (r) 3.0 (2006)

corkage
    n 1: a charge added at a restaurant for every bottle of wine
         served that was not bought on the premises

from The Collaborative International Dictionary of English v.0.48

Corkage \Cork"age\ (-[asl]j), n.
   The charge made by innkeepers for drawing the cork and taking
   care of bottles of wine bought elsewhere by a guest.
   [1913 Webster]