Source : Webster's Revised Unabridged Dictionary (1913)

Blow \Blow\, v. i. [imp. {Blew} (bl[=u]); p. p. {Blown}
   (bl[=o]n); p. pr. & vb. n. {Blowing}.] [OE. blawen, blowen,
   AS. bl[=a]wan to blow, as wind; akin to OHG. pl[=a]jan, G.
   bl["a]hen, to blow up, swell, L. flare to blow, Gr.
   'ekflai`nein to spout out, and to E. bladder, blast, inflate,
   etc., and perh. blow to bloom.]
   1. To produce a current of air; to move, as air, esp. to move
      rapidly or with power; as, the wind blows.

            Hark how it rains and blows !         --Walton.

   2. To send forth a forcible current of air, as from the mouth
      or from a pair of bellows.

   3. To breathe hard or quick; to pant; to puff.

            Here is Mistress Page at the door, sweating and
            blowing.                              --Shak.

   4. To sound on being blown into, as a trumpet.

            There let the pealing organ blow.     --Milton.

   5. To spout water, etc., from the blowholes, as a whale.

   6. To be carried or moved by the wind; as, the dust blows in
      from the street.

            The grass blows from their graves to thy own. --M.
                                                  Arnold.

   7. To talk loudly; to boast; to storm. [Colloq.]

            You blow behind my back, but dare not say anything
            to my face.                           --Bartlett.

   {To blow hot and cold} (a saying derived from a fable of
      [AE]sop's), to favor a thing at one time and treat it
      coldly at another; or to appear both to favor and to
      oppose.

   {To blow off}, to let steam escape through a passage provided
      for the purpose; as, the engine or steamer is blowing off.
      

   {To blow out}.
      (a) To be driven out by the expansive force of a gas or
          vapor; as, a steam cock or valve sometimes blows out.
      (b) To talk violently or abusively. [Low]

   {To blow over}, to pass away without effect; to cease, or be
      dissipated; as, the storm and the clouds have blown over.
      

   {To blow up}, to be torn to pieces and thrown into the air as
      by an explosion of powder or gas or the expansive force of
      steam; to burst; to explode; as, a powder mill or steam
      boiler blows up. ``The enemy's magazines blew up.''
      --Tatler.