Source : Webster's Revised Unabridged Dictionary (1913)

Going \Go"ing\, p. pr. of {Go}. Specif.:
      (a) That goes; in existence; available for present use or
          enjoyment; current; obtainable; also, moving; working;
          in operation; departing; as, he is of the brightest
          men going; going prices or rate.
      (b) Carrying on its ordinary business; conducting
          business, or carried on, with an indefinite prospect
          of continuance; -- chiefly used in the phrases

   {a going business},

   {concern}, etc.
      (c) Of or pert. to a going business or concern; as, the
          going value of a company.