The Collaborative International Dictionary of English v.0.48:

Wimple \Wim"ple\, v. t. [imp. & p. p. Wimpled; p. pr. & vb. n.
   Wimpling.]
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   1. To clothe with a wimple; to cover, as with a veil; hence,
      to hoodwink. "She sat ywympled well." --Chaucer.
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            This wimpled, whining, purblind, wayward boy.
                                                  --Shak.
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   2. To draw down, as a veil; to lay in folds or plaits, as a
      veil.
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   3. To cause to appear as if laid in folds or plaits; to cause
      to ripple or undulate; as, the wind wimples the surface of
      water.
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