Merriam-Webster Collegiate Dictionary - marabou

 also ~t  noun  Etymology: French ~t, literally, ~t  Date: 1819  1.  a. a soft feathery fluffy material prepared from turkey feathers or the coverts of ~s and used especially for trimming women's hats or clothes  b. (~) a large dark gray African stork (Leptoptilos crumeniferus) that has a distensible pouch of pink skin at the front of the neck and feeds especially on carrion — called also ~ stork  2.  a. a thrown silk usually dyed in the gum  b. a fabric made of this silk