The Collaborative International Dictionary of English v.0.48:

Retirement \Re*tire"ment\, n. [Cf. F. retirement.]
   1. The act of retiring, or the state of being retired;
      withdrawal; seclusion; as, the retirement of an officer.
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            O, blest Retirement, friend of life's decline.
                                                  --Goldsmith.
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            Retirement, rural quiet, friendship, books.
                                                  --Thomson.
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   2. A place of seclusion or privacy; a place to which one
      withdraws or retreats; a private abode. [Archaic]
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            This coast full of princely retirements for the
            sumptousness of their buildings and nobleness of the
            plantations.                          --Evelyn.
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            Caprea had been the retirement of Augustus.
                                                  --Addison.
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   Syn: Solitude; withdrawment; departure; retreat; seclusion;
        privacy. See Solitude.
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WordNet (r) 3.0 (2006):

retirement
    n 1: the state of being retired from one's business or
         occupation
    2: withdrawal from your position or occupation
    3: withdrawal for prayer and study and meditation; "the
       religious retreat is a form of vacation activity" [syn:
       retirement, retreat]