The Collaborative International Dictionary of English v.0.48:

Whimple \Whim"ple\, v. t.
   See Wimple.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Whimple \Whim"ple\, v. i. [Cf. Whiffle.]
   To whiffle; to veer.
   [1913 Webster] Whimsey