The Collaborative International Dictionary of English v.0.48:

Chalk \Chalk\, v. t. [imp. & p. p. Chalked; p. pr. & vb. n.
   Chalking.]
   1. To rub or mark with chalk.
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   2. To manure with chalk, as land. --Morimer.
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   3. To make white, as with chalk; to make pale; to bleach.
      --Tennyson.
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            Let a bleak paleness chalk the door.  --Herbert.
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   To chalk out, to sketch with, or as with, chalk; to
      outline; to indicate; to plan. [Colloq.] "I shall pursue
      the plan I have chalked out." --Burke.
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