tar

  1. Noun.  (uncountable) A black, oily, sticky, viscous substance, consisting mainly of hydrocarbons derived from organic materials such as wood, peat, or coal.
  2. Noun.  Coal tar.
  3. Noun.  (uncountable) A solid residual byproduct of tobacco smoke.
  4. Noun.  (slang, dated) A sailor, because of their tarpaulin clothes. Also Jack Tar.
  5. Verb.  (transitive) To coat with tar.
  6. Noun.  (computing) A program for archiving files, common on Unix.
  7. Noun.  (computing) A file produced by such a program.
  8. Verb.  (computing) To create a tar archive.

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