The Collaborative International Dictionary of English v.0.48:

Task \Task\, v. t. [imp. & p. p. Tasked; p. pr. & vb. n.
   Tasking.]
   1. To impose a task upon; to assign a definite amount of
      business, labor, or duty to.
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            There task thy maids, and exercise the loom.
                                                  --Dryden.
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   2. To oppress with severe or excessive burdens; to tax.
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   3. To charge; to tax, as with a fault.
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            Too impudent to task me with those errors. --Beau. &
                                                  Fl.
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