• (uncountable) A solid residual byproduct of tobacco smoke.
  • (computing) A file produced by such a program.
  • Coal tar.
  • black tar, a form of heroin
  • (computing) A program for archiving files, common on Unix.
  • (music) a Persian long-necked, waisted instrument, shared by many cultures and countries in the Middle East and the Caucasus
  • (uncountable) A black, oily, sticky, viscous substance, consisting mainly of hydrocarbons derived from organic materials such as wood, peat, or coal.
  • (slang, dated) A sailor, because of their tarpaulin clothes. Also Jack Tar.


  • (transitive) To besmirch.

    "Although he was found innocent, the allegations had tarred his name."

  • (computing) To create a tar archive.
  • (transitive) To coat with tar.

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