Source : Webster's Revised Unabridged Dictionary (1913)

Do \Do\, v. i.
   1. To act or behave in any manner; to conduct one's self.

            They fear not the Lord, neither do they after . . .
            the law and commandment.              -- 2 Kings
                                                  xvii. 34.

   2. To fare; to be, as regards health; as, they asked him how
      he did; how do you do to-day?

   3. [Perh. a different word. OE. dugen, dowen, to avail, be of
      use, AS. dugan. See {Doughty}.] To succeed; to avail; to
      answer the purpose; to serve; as, if no better plan can be
      found, he will make this do.

            You would do well to prefer a bill against all kings
            and parliaments since the Conquest; and if that
            won't do; challenge the crown.        -- Collier.

   {To do by}. See under {By}.

   {To do for}.
      (a) To answer for; to serve as; to suit.
      (b) To put an end to; to ruin; to baffle completely; as, a
          goblet is done for when it is broken. [Colloq.]

                Some folks are happy and easy in mind when their
                victim is stabbed and done for.   --Thackeray.

   {To do withal}, to help or prevent it. [Obs.] ``I could not
      do withal.'' --Shak.

   {To do without}, to get along without; to dispense with.

   {To have done}, to have made an end or conclusion; to have
      finished; to be quit; to desist.

   {To have done with}, to have completed; to be through with;
      to have no further concern with.

   {Well to do}, in easy circumstances.