green
n. countablen. a person who supports protecting the environment. It can also refer to a member of a political party that focuses on environmental issues.
n. a supporter of an environmentalist political party or movement. When capitalized, it often refers to a member of a specific Green Party.
Many Greens support renewable energy.
The local Greens are protesting the construction of the new factory.
The coalition government was formed between the mainstream party and the Greens, who insisted on new environmental protection laws as a condition of their support.
English surname, a topographic name for someone who either lived near a village green, or was just fond of the colour. This name is also translated from other surnames, such as German Grün and Gruen, Dutch Groen, Irish Ó hUainí (from uaine, see Honan), etc. The Irish surname was also erroneously translated from Ó Fathaidh, Ó Fathaigh, from faithche (“lawn”).
When capitalized, it refers to a member of a specific political party (e.g., the German Greens). The plural 'the Greens' refers to the party itself.