The Collaborative International Dictionary of English v.0.48:

monkeypod \monkeypod\, monkey pod \monkey pod\n.
   large ornamental tropical American tree (Albizia saman)
   with bipinnate leaves and globose clusters of flowers with
   crimson stamens and sweet-pulp seed pods eaten by cattle.

   Syn: rain tree, saman, zaman, zamang, Albizia saman.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

monkey pod
    n 1: large ornamental tropical American tree with bipinnate
         leaves and globose clusters of flowers with crimson stamens
         and seed pods that are eaten by cattle [syn: rain tree,
         saman, monkeypod, monkey pod, zaman, zamang,
         Albizia saman]