The Collaborative International Dictionary of English v.0.48:

Go \Go\, v. t.
   1. To take, as a share in an enterprise; to undertake or
      become responsible for; to bear a part in.
      [1913 Webster]

            They to go equal shares in the booty. --L'Estrange.
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   2. To bet or wager; as, I'll go you a shilling. [Colloq.]
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   To go halves, to share with another equally.

   To go it, to behave in a wild manner; to be uproarious; to
      carry on; also, to proceed; to make progress. [Colloq.]

   To go it alone (Card Playing), to play a hand without the
      assistance of one's partner.

   To go one's way, to set forth; to depart.
      [1913 Webster]