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| Colorful English! | ||||
| Word or Phrase: | Part of Speech: | Idiom or General?: | Usage? | Restricted? |
| green light | noun | idiomatic | common | No |
| Meaning: | ||||
| the authority or permission to do something | ||||
| Example(s): | ||||
| When the CEO gave the green light, the employees went ahead with the project. | ||||
| Note: to
green light something or to give the green light to something is the verb form. This comes from the idea that the green traffic light gives one permission to proceed. | ||||