birr

  1. Noun.  force, vigor, energy.
  2. Noun.  a strong wind.
  3. Noun.  the force of the wind; rush, impetus, momentum, driving force.
  4. Noun.  a thrust or push.
  5. Noun.  a whirring noise.
  6. Noun.  a strong trilling pronunciation.
  7. Verb.  To make a whirring noise; make a noise like that of revolving wheels, or of millstones at work.
  8. Noun.  The currency of Ethiopia, divided into 100 santims.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license.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.