* Color: "The artist used a vibrant green in her painting." Here, "green" refers to the specific color.
* Greens: "I had a salad with a mix of greens." Here, "greens" refers to leafy vegetables.
* Golf Course: "He spent the afternoon playing on the green." Here, "green" refers to the putting surface of a golf course.
* Park: "The children played on the green." Here, "green" refers to a grassy area in a park.
* Environmental Movement: "She's an advocate for the green." Here, "green" refers to the environmental movement or sustainable practices.
It's important to note that "green" used as a noun is often pluralized ("greens") or used in specific contexts to understand its meaning.