The Collaborative International Dictionary of English v.0.48:

Grocery \Gro"cer*y\, n.; pl. Groceries. [F. grosserie
   wholesale. See Grocer.]
   1. The commodities sold by grocers, as tea, coffee, spices,
      etc.; -- in the United States almost always in the plural
      form, in this sense.
      [1913 Webster]

            A deal box . . . to carry groceries in. --Goldsmith.
      [1913 Webster]

            The shops at which the best families of the
            neighborhood bought grocery and millinery.
                                                  --Macaulay.
      [1913 Webster]

   2. A retail grocer's shop or store. [U. S.]
      [1913 Webster]

WordNet (r) 3.0 (2006):

grocery
    n 1: a marketplace where groceries are sold; "the grocery store
         included a meat market" [syn: grocery store, grocery,
         food market, market]
    2: (usually plural) consumer goods sold by a grocer [syn:
       grocery, foodstuff]