Definition of "cocoyam"

cocoyam

noun
plural cocoyams
1. New cocoyam: Xanthosoma, particularly Xanthosoma sagittifolium, or the edible root of that plant; malanga.
  Quotations
  Ampesi, intensely flavored stews or soups, are eaten with fufu, a firm, starchy dumpling made from plantains or cocoyam.
  2007 March 30, “Street Level”, in Chicago Reader‎
2. Old cocoyam: Colocasia esculenta; taro.