boa
noun
[ ˈbəʊə ]
• a constrictor snake which bears live young and may reach great size, native to America, Africa, Asia, and some Pacific islands.
• a long, thin decorative scarf made of feathers or a similar material, worn by women at parties or as part of fancy dress.
• "a sequinned ballgown and feather boa"
Origin:
late Middle English: from Latin (mentioned in the writings of Pliny), of unknown ultimate origin.