whirr

  1. Verb.  To move or vibrate (something) with a buzzing sound.
  2. Verb.  (intransitive) To make a sibilant buzzing or droning sound.
  3. Verb.  (transitive) To cause (something) to make such a sound.
  4. Noun.  A sibilant buzz or vibration; the sound of something in rapid motion.
  5. Noun.  A bustle of noise and excitement.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license.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