Source : Webster's Revised Unabridged Dictionary (1913)

Ado \A*do"\ ([.a]*d[=oo]"), (1) v. inf., (2) n. [OE. at do,
   northern form for to do. Cf. {Affair}.]
   1. To do; in doing; as, there is nothing ado. ``What is here
      ado?'' --J. Newton.

   2. Doing; trouble; difficulty; troublesome business; fuss;
      bustle; as, to make a great ado about trifles.

            With much ado, he partly kept awake.  --Dryden.

            Let's follow to see the end of this ado. --Shak.

Source : WordNet®

ado
     n : a rapid bustling commotion [syn: {bustle}, {hustle}, {flurry},
          {fuss}, {stir}]

Source : Free On-Line Dictionary of Computing

ADO
     
        {ActiveX Data Objects}