1. Verb.  (transitive) To connect, set up or prepare something for use.
  2. Verb.  (transitive) To admit formally into an office, rank or position.
  3. Verb.  (transitive) To establish or settle in.
  4. Noun.  (informal) Installation. (Usage originated as a truncated form of the word installation.).
  5. Noun.  (computing) (sense, jargon) A computer software utility that is run to install a software application. Also used as an adjective.

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This entry was last updated on RefTopia from its source on 3/20/2012.