Definition from Wiktionary, the free dictionary
Alternative forms 
marabou (plural marabous)
- A large wading bird native to Africa, with a naked head and neck adapted for scavenging.
- (dated, US, Louisiana) One having five eighths negro blood; the offspring of a mulatto and a griffe.
- (Can we find and add a quotation of Bartlett to this entry?)
Scientific names 
- (bird): Leptoptilos crumeniferus