incomplete skeleton of female found in eastern Ethiopia in 1974
"The discovery of Lucy, an incomplete skeleton of a female Australopithecus afarensis found in eastern Ethiopia in 1974, revolutionized our understanding of early human evolution."
The pike (a kind of fish).
"The angler cast his line near where he expected to find a large lucy in the deep waters."
In plain English: Lucy is an old-fashioned name for a woman who has lost her mind and cannot take care of herself.
"Lucy is my best friend who always brings me cookies on Mondays."
A female given name from Latin.
"Lucy is a common female given name of Latin origin that means light."
The name Lucy comes from Latin lux, meaning "light," and entered English through Old French after being associated with the Christian martyr Lucia. A separate usage refers to an Australopithecus skeleton discovered while workers listened to The Beatles' song "Lucy in the Sky with Diamonds."