The Collaborative International Dictionary of English v.0.48:

Frow \Frow\, n. [D. vrouw; akin to G. frau woman, wife, goth,
   fr['a]uja master, lord, AS. fre['a].]
   1. A woman; especially, a Dutch or German woman. --Beau. &
      Fl.
      [1913 Webster]

   2. A dirty woman; a slattern. [Prov. Eng.] --Halliwell.
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The Collaborative International Dictionary of English v.0.48:

Frow \Frow\, n. [Cf. Frower.]
   A cleaving tool with handle at right angles to the blade, for
   splitting cask staves and shingles from the block; a frower.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Frow \Frow\, a.
   Brittle. [Obs.] --Evelyn.
   [1913 Webster]