Australopithecus afarensis, family Hominidae. This species is regarded by many as the ancestor of all subsequent Australopithecus and Homo species
Rhymes
Debussy, goosey, juicy, Senussi, Watusi
Definition of Lucy in US English:
Lucy
proper nounˈlo͞osēˈlusi
The nickname of a partial female skeleton of a fossil hominid found in Ethiopia in 1974, about 3.2 million years old and 3 feet 8 inches (1.1 m) in height.