Also found in: Thesaurus, Idioms, Wikipedia.
1. The green-colored light that signals traffic to proceed.
2. Informal Permission to proceed.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Automotive Engineering) a signal to go, esp a green traffic light
2. permission to proceed with a project
vb (tr) , -lights, -lighting or -lighted
to permit (a project, etc) to proceed
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. a green-colored traffic light used to signal permission to proceed.
2. authorization or permission to proceed with an action or project.
v.t. -light•ed or -lit, -light•ing.
to give permission to proceed or authorization to (a project or person).
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Switch to new thesaurus
|Noun||1.||green light - a signal to proceed|
|2.||green light - permission to proceed with a project or to take action; "the gave the green light for construction to begin"|
permission - approval to do something; "he asked permission to leave"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
noun authorization, sanction, approval, go-ahead (informal), blessing, permission, confirmation, clearance, imprimatur, O.K. or okay (informal) The project was given the green light in the Chancellor's autumn budget.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002