The Collaborative International Dictionary of English v.0.48:

Dust \Dust\ (d[u^]st), v. t. [imp. & p. p. Dusted; p. pr. &
   vb. n. Dusting.]
   1. To free from dust; to brush, wipe, or sweep away dust
      from; as, to dust a table or a floor.
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   2. To sprinkle with dust.
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   3. To reduce to a fine powder; to levigate. --Sprat.
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   To dyst one's jacket, to give one a flogging. [Slang.]
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