Cite
 

Meaning of bladdernut

blad•der•nut

Pronunciation: (blad'ur-nut"), [key]
— n.
  1. the bladderlike fruit capsule of any shrub or small tree of the genus Staphylea, as S. trifolia, of the eastern U.S.
  2. the shrub itself.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.