Source : Webster's Revised Unabridged Dictionary (1913)

Chalk \Chalk\, v. t. [imp. & p. p. {Chalked}; p. pr. & vb. n.
   {Chalking}.]
   1. To rub or mark with chalk.

   2. To manure with chalk, as land. --Morimer.

   3. To make white, as with chalk; to make pale; to bleach.
      --Tennyson.

            Let a bleak paleness chalk the door.  --Herbert.

   {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.