Homonym: Green Light (Approval)
"Green Light" is a term often associated with the idea of permission or go-ahead. In traffic signals, a green light means it's safe for vehicles to proceed. This concept can also be found in various aspects of life, such as projects or plans that receive approval to move forward.
In literature, "Green Light" is famously referenced in F. Scott Fitzgerald's novel, The Great Gatsby. The green light symbolizes Gatsby's hopes and dreams, particularly his desire for a future with Daisy Buchanan. It represents the pursuit of unattainable goals and the longing for something just out of reach.