from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The green-colored light that signals traffic to proceed.
  • n. Informal Permission to proceed.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A traffic light in its green state (indicating that vehicles may proceed).
  • n. approval, or permission to proceed.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. permission to proceed with a project or to take action
  • n. a signal to proceed


From the standard red-green color scheme used in traffic lights and railway signals. (Wiktionary)


Sorry, no example sentences found.


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