Source : Webster's Revised Unabridged Dictionary (1913)

Elderberry \El"der*ber`ry\, n. (Bot.)
   The berrylike drupe of the elder. That of the Old World elder
   ({Sambucus nigra}) and that of the American sweet elder ({S.
   Canadensis}) are sweetish acid, and are eaten as a berry or
   made into wine.

Source : WordNet®

elderberry
     n 1: common black-fruited shrub or small tree of Europe and Asia;
          fruit used for wines and jellies [syn: {bourtree}, {black
          elder}, {common elder}, {European elder}, {Sambucus
          nigra}]
     2: berrylike fruit of an elder used for e.g. wines and jellies