Source : Webster's Revised Unabridged Dictionary (1913)

Neighborly \Neigh"bor*ly\, a. [Also written neighbourly.]
   Apropriate to the relation of neighbors; having frequent or
   familiar intercourse; kind; civil; social; friendly. -- adv.
   In a neigborly manner.

         Judge if this be neighborly dealing.     --Arbuthnot.

Source : WordNet®

neighborly
     adj : exhibiting the qualities expected in a friendly neighbor
           [syn: {neighbourly}]