The Collaborative International Dictionary of English v.0.48:

Anchorage \An"chor*age\, n.
   1. The act of anchoring, or the condition of lying at anchor.
      [1913 Webster]

   2. A place suitable for anchoring or where ships anchor; a
      hold for an anchor.
      [1913 Webster]

   3. The set of anchors belonging to a ship.
      [1913 Webster]

   4. Something which holds like an anchor; a hold; as, the
      anchorages of the Brooklyn Bridge.
      [1913 Webster]

   5. Something on which one may depend for security; ground of
      trust.
      [1913 Webster]

   6. A toll for anchoring; anchorage duties. --Johnson.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Anchorage \An"cho*rage\, n.
   Abode of an anchoret.
   [1913 Webster]

WordNet (r) 3.0 (2006):

anchorage
    n 1: the condition of being secured to a base; "the plant needs
         a firm anchorage"; "the mother provides emotional anchorage
         for the entire family"
    2: a fee for anchoring
    3: a city in south central Alaska; "Anchorage is the largest
       city in Alaska"
    4: place for vessels to anchor [syn: anchorage, anchorage
       ground]
    5: the act of anchoring