Source : Webster's Revised Unabridged Dictionary (1913)

Busybody \Bus"y*bod`y\ (-b[o^]d`[y^]), n.; pl. {Busybodies}
   (-b[o^]d`[i^]z).
   One who officiously concerns himself with the affairs of
   others; a meddling person.

         And not only idle, but tattlers also and busybodies,
         speaking things which they ought not.    --1 Tim. v.
                                                  13.

Source : WordNet®

busybody
     n : a person who meddles in the affairs of others [syn: {nosy-parker},
          {nosey-parker}]