mar·a·bou also mar·a·bout 
(mărə-b′)
(mărə-b′)n.
1. A large African stork (Leptoptilos crumeniferus) that scavenges for carrion and has a naked head and neck, black wings, and soft white down on the underside. Also called marabou stork.
2.
a. The down of this stork or an imitation of it made from other bird feathers.
b. A hat or garment trimmed with this down or an imitation of it.
3.
a. A raw silk that can be dyed without being separated from the gum.
b. Fabric or an article of clothing made from such silk.
[French marabout, Muslim hermit or saint, marabou (in the latter sense, influenced by modern colloquial Arabic (Maghrebi) murābiṭ, Muslim hermit or saint, marabou, this stork being considered holy in North African tradition); see MARABOUT1.]
marabouLeptoptilos crumeniferus