The Collaborative International Dictionary of English v.0.48:

Oke \Oke\ ([=o]k), n. [Turk. okkah, fr. Ar. [=u]k[imac]yah,
   wak[imac]yah, prob. fr. Gr. o'yggi`a, o'ygki`a, an ounce, fr.
   L. uncia. Cf. Ounce a weight.]
   1. A Turkish and Egyptian weight, equal to about 23/4 pounds.
      [1913 Webster]

   2. An Hungarian and Wallachian measure, equal to about 21/2
      pints.
      [1913 Webster] okeh