The Collaborative International Dictionary of English v.0.48:

Frush \Frush\, v. t. [F. froisser to bruise. Cf. Froise.]
   To batter; to break in pieces. [Obs.]
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         I like thine armor well;
         I'll frush it and unlock the rivets all. --Shak.
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The Collaborative International Dictionary of English v.0.48:

Frush \Frush\, a.
   Easily broken; brittle; crisp.
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The Collaborative International Dictionary of English v.0.48:

Frush \Frush\, n.
   Noise; clatter; crash. [R.] --Southey.
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The Collaborative International Dictionary of English v.0.48:

Frush \Frush\, n. [Cf. OE. frosch, frosk, a frog (the animal),
   G. frosch frog (the animal), also carney or lampass of
   horses. See Frog, n., 2.]
   1. (Far.) The frog of a horse's foot.
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   2. A discharge of a fetid or ichorous matter from the frog of
      a horse's foot; -- also caled thrush.
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