1. Noun.  An aircraft that is borne along by one or more sets of long rotating blades which allow it to hover, move in any direction including reverse, or land; and having a smaller set of blades on its tail that stabilize the aircraft.
  2. Noun.  a powered troweling machine with spinning blades used to spread concrete.
  3. Noun.  a winged fruit of certain trees, such as ash, elm, and maple.
  4. Verb.  (transitive) To transport by helicopter.
  5. Verb.  (intransitive) To travel by helicopter.

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