The Collaborative International Dictionary of English v.0.48:

Rip \Rip\, v. t. [imp. & p. p. Ripped; p. pr. & vb. n.
   Ripping.] [Cf. AS. r[=y]pan, also Sw. repa to ripple flax,
   D. repelen, G. reffen, riffeln, and E. raff, raffle. Cf.
   Raff, Ripple of flax.]
   1. To divide or separate the parts of, by cutting or tearing;
      to tear or cut open or off; to tear off or out by
      violence; as, to rip a garment by cutting the stitches; to
      rip off the skin of a beast; to rip up a floor; --
      commonly used with up, open, off.
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   2. To get by, or as by, cutting or tearing.
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            He 'll rip the fatal secret from her heart.
                                                  --Granville.
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   3. To tear up for search or disclosure, or for alteration; to
      search to the bottom; to discover; to disclose; -- usually
      with up.
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            They ripped up all that had been done from the
            beginning of the rebellion.           --Clarendon.
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            For brethern to debate and rip up their falling out
            in the ear of a common enemy . . . is neither wise
            nor comely.                           --Milton.
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   4. To saw (wood) lengthwise of the grain or fiber.
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   Ripping chisel (Carp.), a crooked chisel for cleaning out
      mortises. --Knight.

   Ripping iron. (Shipbuilding) Same as Ravehook.

   Ripping saw. (Carp.) See Ripsaw.

   To rip out, to rap out, to utter hastily and violently; as,
      to rip out an oath. [Colloq.] See To rap out, under
      Rap, v. t.
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The Collaborative International Dictionary of English v.0.48:

Ripsaw \Rip"saw`\, [See Rip, v. t., 4.] (Carp.)
   A handsaw with coarse teeth which have but a slight set, used
   for cutting wood in the direction of the grain (the fiber);
   -- called also ripping saw.
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