upstream

  1. Adjective.  in a direction against the flow of a current or stream; upriver.
  2. Adjective.  (oil industry) involving exploration and pre-production rather than refining and selling.
  3. Adjective.  (computing) in the direction from the client to the server.
  4. Adjective.  (biology) towards the leading end (5'end) of a DNA molecule.
  5. Adverb.  against the current.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

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