The Collaborative International Dictionary of English v.0.48:

Support \Sup*port"\, n. [F.]
   1. The act, state, or operation of supporting, upholding, or
      sustaining.
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   2. That which upholds, sustains, or keeps from falling, as a
      prop, a pillar, or a foundation of any kind.
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   3. That which maintains or preserves from being overcome,
      falling, yielding, sinking, giving way, or the like;
      subsistence; maintenance; assistance; reenforcement; as,
      he gave his family a good support, the support of national
      credit; the assaulting column had the support of a
      battery.
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   Points of support (Arch.), the horizontal area of the
      solids of a building, walls, piers, and the like, as
      compared with the open or vacant spaces.

   Right of support (Law), an easement or servitude by which
      the owner of a house has a right to rest his timber on the
      walls of his neighbor's house. --Kent.
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   Syn: Stay; prop; maintenance; subsistence; assistance; favor;
        countenance; encouragement; patronage; aid; help;
        succor; nutriment; sustenance; food.
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