noun
- the bladderlike fruit capsule of any shrub or small tree of the genus Staphylea, as S. trifolia, of the eastern U.S.
- the shrub itself.
noun
- any temperate shrub or small tree of the genus Staphylea, esp S. pinnata of S Europe, that has bladder-like seed pods: family Staphyleaceae
- the pod of any such tree