The Collaborative International Dictionary of English v.0.48:

Board \Board\, v. t. [imp. & p. p. Boarded; p. pr. & vb. n.
   Boarding.]
   1. To cover with boards or boarding; as, to board a house.
      "The boarded hovel." --Cowper.
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   2. [Cf. Board to accost, and see Board, n.] To go on
      board of, or enter, as a ship, whether in a hostile or a
      friendly way.
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            You board an enemy to capture her, and a stranger to
            receive news or make a communication. --Totten.
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   3. To enter, as a railway car. [Colloq. U. S.]
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   4. To furnish with regular meals, or with meals and lodgings,
      for compensation; to supply with daily meals.
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   5. To place at board, for compensation; as, to board one's
      horse at a livery stable.
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