Ur

  1. Proper noun.  An ancient city in Mesopotamia.
  2. Interjection.  Expressing hesitation or inarticulacy; er, um.
  3. Pronoun.  (informal, Internet) your.
  4. Contraction.  (informal, Internet) you're, you are.

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